344 results on '"Abid F"'
Search Results
152. Gender-specific psychological and social impact of COVID-19 in Pakistan.
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Rabbani F, Khan HA, Piryani S, Khan AR, and Abid F
- Abstract
Background: COVID-19 has rapidly spread across the world. Women may be especially vulnerable to depression and anxiety as a result of the pandemic., Aims: This study attempted to assess how gender affects risk perceptions, anxiety levels and behavioural responses to the COVID-19 pandemic in Pakistan, to recommend gender-responsive health policies., Methods: A cross-sectional online survey was conducted. Participants were asked to complete a sociodemographic data form, the Hospital Anxiety and Depression Scale, and questions on their risk perceptions, preventive behaviour and information exposure. Multiple logistic regression analysis was used to assess the effects of factors such as age, gender and household income on anxiety levels., Results: Of the 1391 respondents, 478 were women and 913 were men. Women considered their chances of survival to be relatively lower than men (59% v. 73%). They were also more anxious (62% v. 50%) and more likely to adopt precautionary behaviour, such as avoiding going to the hospital (78% v. 71%), not going to work (72% v. 57%) and using disinfectants (93% v. 86%). Men were more likely to trust friends, family and social media as reliable sources of COVID-19 information, whereas women were more likely to trust doctors., Conclusions: Women experience a disproportionate burden of the psychological and social impact of the pandemic compared with men. Involving doctors in healthcare communication targeting women might prove effective. Social media and radio programmes may be effective in disseminating COVID-19-related information to men.
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- 2021
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153. Deep clinicopathological phenotyping identifies a previously unrecognized pathogenic EMD splice variant.
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Calame DG, Fatih JM, Herman I, Coban-Akdemir Z, Du H, Mitani T, Jhangiani SN, Marafi D, Gibbs RA, Posey JE, Mehta VP, Mohila CA, Abid F, Lotze TE, Pehlivan D, Adesina AM, and Lupski JR
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- Adult, Humans, Male, Muscle, Skeletal metabolism, Muscular Dystrophy, Emery-Dreifuss genetics, Muscular Dystrophy, Emery-Dreifuss metabolism, Exome Sequencing, Young Adult, Membrane Proteins genetics, Membrane Proteins metabolism, Muscular Dystrophy, Emery-Dreifuss diagnosis, Nuclear Proteins genetics, Nuclear Proteins metabolism
- Abstract
Exome sequencing (ES) has revolutionized rare disease management, yet only ~25%-30% of patients receive a molecular diagnosis. A limiting factor is the quality of available phenotypic data. Here, we describe how deep clinicopathological phenotyping yielded a molecular diagnosis for a 19-year-old proband with muscular dystrophy and negative clinical ES. Deep phenotypic analysis identified two critical data points: (1) the absence of emerin protein in muscle biopsy and (2) clinical features consistent with Emery-Dreifuss muscular dystrophy. Sequencing data analysis uncovered an ultra-rare, intronic variant in EMD, the gene encoding emerin. The variant, NM_000117.3: c.188-6A > G, is predicted to impact splicing by in silico tools. This case thus illustrates how better integration of clinicopathologic data into ES analysis can enhance diagnostic yield with implications for clinical practice., (© 2021 The Authors. Annals of Clinical and Translational Neurology published by Wiley Periodicals LLC on behalf of American Neurological Association.)
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- 2021
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154. Disseminated life threatening Nocardia otitidiscaviarum infection in a young female with newly diagnosed systemic lupus erythematosus, case report and review of literature.
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Parengal J, Alebbi SM, Hamed MMM, Alqatami HM, and Ben Abid F
- Abstract
Infection due to Nocardia is reported mainly in immunocompromised patients. It usually presents as a pulmonary or disseminated disease with a predilection for the brain. Infections are a rare etiology of intracranial vascular aneurysms. Herein we report a case of disseminated Nocardia otitidiscaviarum ( N . otitidiscaviarum ) in a young female newly diagnosed with systemic lupus erythematosus (SLE) complicated by the development of an infectious intracranial aneurysm. To the best of our knowledge this is the fourth case of nocardial infection-related intracranial aneurysm and the second case of N. otitidiscaviarum infection to be reported in a patient with systemic lupus erythematosus. Features of previously reported N. otitidiscaviarum related intracranial aneurysm are reviewed., (© 2021 The Author(s).)
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- 2021
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155. Pediatric Autoimmune Ocular Myasthenia Gravis: Evaluation of Presentation and Treatment Outcomes in a Large Cohort.
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Fisher KS, Gill J, Todd HF, Yang MB, Lopez MA, Abid F, Lotze T, and Shah VS
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- Adolescent, Age Factors, Child, Child, Preschool, Cholinesterase Inhibitors therapeutic use, Disease Progression, Female, Glucocorticoids therapeutic use, Humans, Immunosuppressive Agents therapeutic use, Infant, Male, Myasthenia Gravis complications, Prednisone therapeutic use, Pyridostigmine Bromide therapeutic use, Retrospective Studies, Treatment Outcome, Myasthenia Gravis diagnosis, Myasthenia Gravis therapy
- Abstract
Background: In autoimmune myasthenia gravis (MG), autoantibodies target the neuromuscular junction. Ocular myasthenia gravis (OMG) is localized, affecting only extraocular and/or levator palpebrae muscles. OMG presents across all ages, varying in presentation, treatment modalities, and outcomes. Recently, there have been advances in MG/OMG treatment; their utilization and effectiveness are an important part of optimal disease management., Methods: We completed a retrospective chart review of children aged 18 years or younger with a confirmed diagnosis of OMG presenting from 2002 to 2019., Results: Forty-two patients were included with mean age at presentation of 8.5 years (2 to 18 years). Twenty-one patients (50%) had positive antibodies; 90% had acetylcholine receptor antibodies. Ten patients developed generalized symptoms with mean time to generalization of 13.6 months. Multiple logistic regression showed that older age of onset was a trend predictive factor (P = 0.054; odds ratio 1.17) for generalized disease. All patients were treated with pyridostigmine. Immunomodulating agents included steroids (15), mycophenolate mofetil (four), and intravenous immunoglobulin (one). Three patients underwent thymectomy. Twenty patients reached minimal manifestation status, and 12 achieved remission. Gender, race, and positive antibody status were not statistically significant predictors for advanced immunosuppressive therapy., Conclusions: We summarize one of the largest cohorts of pediatric patients with OMG who have undergone up-to-date diagnostic and therapeutic regimens. The predictors of outcome and treatment pathway for OMG patients suggested by this report may be further elucidated by future prospective studies., (Copyright © 2021 Elsevier Inc. All rights reserved.)
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- 2021
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156. Rare deleterious mutations of HNRNP genes result in shared neurodevelopmental disorders.
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Gillentine MA, Wang T, Hoekzema K, Rosenfeld J, Liu P, Guo H, Kim CN, De Vries BBA, Vissers LELM, Nordenskjold M, Kvarnung M, Lindstrand A, Nordgren A, Gecz J, Iascone M, Cereda A, Scatigno A, Maitz S, Zanni G, Bertini E, Zweier C, Schuhmann S, Wiesener A, Pepper M, Panjwani H, Torti E, Abid F, Anselm I, Srivastava S, Atwal P, Bacino CA, Bhat G, Cobian K, Bird LM, Friedman J, Wright MS, Callewaert B, Petit F, Mathieu S, Afenjar A, Christensen CK, White KM, Elpeleg O, Berger I, Espineli EJ, Fagerberg C, Brasch-Andersen C, Hansen LK, Feyma T, Hughes S, Thiffault I, Sullivan B, Yan S, Keller K, Keren B, Mignot C, Kooy F, Meuwissen M, Basinger A, Kukolich M, Philips M, Ortega L, Drummond-Borg M, Lauridsen M, Sorensen K, Lehman A, Lopez-Rangel E, Levy P, Lessel D, Lotze T, Madan-Khetarpal S, Sebastian J, Vento J, Vats D, Benman LM, Mckee S, Mirzaa GM, Muss C, Pappas J, Peeters H, Romano C, Elia M, Galesi O, Simon MEH, van Gassen KLI, Simpson K, Stratton R, Syed S, Thevenon J, Palafoll IV, Vitobello A, Bournez M, Faivre L, Xia K, Earl RK, Nowakowski T, Bernier RA, and Eichler EE
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- Brain metabolism, DNA Copy Number Variations genetics, Gene Expression Regulation, Genetic Association Studies, Genetic Variation, Heterogeneous-Nuclear Ribonucleoproteins metabolism, Humans, Inheritance Patterns genetics, Mutation, Missense genetics, Phenotype, RNA Processing, Post-Transcriptional genetics, Single-Cell Analysis, Genetic Predisposition to Disease, Heterogeneous-Nuclear Ribonucleoproteins genetics, Mutation genetics, Neurodevelopmental Disorders genetics
- Abstract
Background: With the increasing number of genomic sequencing studies, hundreds of genes have been implicated in neurodevelopmental disorders (NDDs). The rate of gene discovery far outpaces our understanding of genotype-phenotype correlations, with clinical characterization remaining a bottleneck for understanding NDDs. Most disease-associated Mendelian genes are members of gene families, and we hypothesize that those with related molecular function share clinical presentations., Methods: We tested our hypothesis by considering gene families that have multiple members with an enrichment of de novo variants among NDDs, as determined by previous meta-analyses. One of these gene families is the heterogeneous nuclear ribonucleoproteins (hnRNPs), which has 33 members, five of which have been recently identified as NDD genes (HNRNPK, HNRNPU, HNRNPH1, HNRNPH2, and HNRNPR) and two of which have significant enrichment in our previous meta-analysis of probands with NDDs (HNRNPU and SYNCRIP). Utilizing protein homology, mutation analyses, gene expression analyses, and phenotypic characterization, we provide evidence for variation in 12 HNRNP genes as candidates for NDDs. Seven are potentially novel while the remaining genes in the family likely do not significantly contribute to NDD risk., Results: We report 119 new NDD cases (64 de novo variants) through sequencing and international collaborations and combined with published clinical case reports. We consider 235 cases with gene-disruptive single-nucleotide variants or indels and 15 cases with small copy number variants. Three hnRNP-encoding genes reach nominal or exome-wide significance for de novo variant enrichment, while nine are candidates for pathogenic mutations. Comparison of HNRNP gene expression shows a pattern consistent with a role in cerebral cortical development with enriched expression among radial glial progenitors. Clinical assessment of probands (n = 188-221) expands the phenotypes associated with HNRNP rare variants, and phenotypes associated with variation in the HNRNP genes distinguishes them as a subgroup of NDDs., Conclusions: Overall, our novel approach of exploiting gene families in NDDs identifies new HNRNP-related disorders, expands the phenotypes of known HNRNP-related disorders, strongly implicates disruption of the hnRNPs as a whole in NDDs, and supports that NDD subtypes likely have shared molecular pathogenesis. To date, this is the first study to identify novel genetic disorders based on the presence of disorders in related genes. We also perform the first phenotypic analyses focusing on related genes. Finally, we show that radial glial expression of these genes is likely critical during neurodevelopment. This is important for diagnostics, as well as developing strategies to best study these genes for the development of therapeutics.
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- 2021
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157. A comprehensive review on gout: The epidemiological trends, pathophysiology, clinical presentation, diagnosis and treatment.
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Ashiq K, Bajwa MA, Tanveer S, Qayyum M, Ashiq S, Khokhar R, and Abid F
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- Humans, Quality of Life, Risk Factors, Gout diagnosis, Gout epidemiology, Gout therapy, Gout Suppressants therapeutic use
- Abstract
The current review was planned to assess updated knowledge about gout and to highlight the various areas which need to be focussed upon for better healthcare. Relevant articles published in English language were reviewed by utilising various databases including Google Scholar, Springer Link, Science Direct and MEDLINE. Data revealed a precipitating number of gout cases from the developed countries, while the developing countries on the other hand were found to be faced with an even higher threat. The risk factors and pathophysiology of gout are immaculate and clearly established. Hence, appropriate measures can be explored and worked on to pinpoint diagnosis, and economical treatment. In order to lessen the elevated global health burden along with revolutionising the patient's quality of life, an immediate action is required in certain aspects, like the adoption of a healthy modified lifestyle, a reduction in exposure to risk factors, robust prophylactic measures, bettering awareness, and an approach to early diagnosis followed by optimal treatment protocols.
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- 2021
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158. Genomic Epidemiology of Candida auris in Qatar Reveals Hospital Transmission Dynamics and a South Asian Origin.
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Salah H, Sundararaju S, Dalil L, Salameh S, Al-Wali W, Tang P, Ben Abid F, and Tsui CKM
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Candida auris is an emerging, multidrug-resistant fungal pathogen that has become a public health threat with an increasing incidence of infections worldwide. Candida auris spreads easily among patients within and between hospitals. Infections and outbreaks caused by C. auris have been reported in the Middle East region including Oman, Kuwait, Saudi Arabia, and Qatar; however, the origin of these isolates is largely unknown. Pathogen whole genome sequencing (WGS) was used to determine the epidemiology and drug resistance mutations of C. auris in Qatar. Forty-four samples isolated from patients in three hospitals and the hospital environment were sequenced by Illumina NextSeq. Core genome single nucleotide polymorphisms (SNPs) revealed that all isolates belonged to the South Asian lineage with genetic heterogeneity that suggests previous acquisition from foreign healthcare. The genetic variability among the outbreak isolates in the two hospitals (A and B) was low. Four environmental isolates clustered with the related clinical isolates, and epidemiologically linked isolates clustered together, suggesting that the ongoing transmission of C. auris could be linked to infected/colonized patients and the hospital environment. Prominent mutations Y132F and K143R in ERG11 linked to increased fluconazole resistance were detected.
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- 2021
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159. Clinical exome sequencing in the diagnosis of pediatric neuromuscular disease.
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Herman I, Lopez MA, Marafi D, Pehlivan D, Calame DG, Abid F, and Lotze TE
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- Adolescent, Biopsy, Child, Child, Preschool, Cohort Studies, Electromyography, Female, High-Throughput Nucleotide Sequencing, Humans, Infant, Infant, Newborn, Male, Microarray Analysis, Mitochondrial Myopathies diagnosis, Mitochondrial Myopathies genetics, Mitochondrial Myopathies pathology, Molecular Diagnostic Techniques, Muscular Dystrophies diagnosis, Muscular Dystrophies genetics, Muscular Dystrophies pathology, Muscular Dystrophies, Limb-Girdle diagnosis, Muscular Dystrophies, Limb-Girdle genetics, Muscular Dystrophies, Limb-Girdle pathology, Myopathy, Central Core diagnosis, Myopathy, Central Core genetics, Myopathy, Central Core pathology, Myositis diagnosis, Myositis genetics, Myositis pathology, Neural Conduction, Neuromuscular Diseases genetics, Neuromuscular Diseases pathology, Retrospective Studies, Sequence Analysis, DNA, Spinal Muscular Atrophies of Childhood diagnosis, Spinal Muscular Atrophies of Childhood genetics, Spinal Muscular Atrophies of Childhood pathology, Spinocerebellar Ataxias diagnosis, Spinocerebellar Ataxias genetics, Spinocerebellar Ataxias pathology, Neuromuscular Diseases diagnosis, Exome Sequencing
- Abstract
Background: The diagnosis of uncommon pediatric neuromuscular disease (NMD) is challenging due to genetic and phenotypic heterogeneity, yet is important to guide treatment, prognosis, and recurrence risk. Patients with diagnostically challenging presentations typically undergo extensive testing with variable molecular diagnostic yield. Given the advancement in next generation sequencing (NGS), we investigated the value of clinical whole exome sequencing (ES) in uncommon pediatric NMD., Methods: A retrospective cohort study of 106 pediatric NMD patients with a combination of ES, chromosomal microarray (CMA), and candidate gene testing was completed at a large tertiary referral center., Results: A molecular diagnosis was achieved in 37/79 (46%) patients with ES, 4/44 (9%) patients with CMA, and 15/74 (20%) patients with candidate gene testing. In 2/79 (3%) patients, a dual molecular diagnosis explaining the neuromuscular disease process was identified. A total of 42 patients (53%) who received ES remained without a molecular diagnosis at the conclusion of the study., Conclusions: Due to NGS, molecular diagnostic yield of rare neurological diseases is at an all-time high. We show that ES has a higher diagnostic rate compared to other genetic tests in a complex pediatric neuromuscular disease cohort and should be considered early in the diagnostic journey for select NMD patients with challenging presentations in which a clinical diagnosis is not evident., (© 2020 Wiley Periodicals LLC.)
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- 2021
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160. Synergistic Effect of Barbadensis miller and Marsdenia Condurango Extracts Induces Apoptosis Promotes Oxidative Stress by Limiting Proliferation of Cervical Cancer and Liver Cancer Cells.
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Maqbool T, Hadi F, Razzaq S, Naz S, Aftab S, Khurshid S, Awan SJ, Nawaz A, Abid F, and Malik A
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- Catalase drug effects, Catalase metabolism, Cell Survival drug effects, Drug Synergism, Female, Glutathione drug effects, Glutathione metabolism, HeLa Cells, Hep G2 Cells, Humans, Inhibitory Concentration 50, Phytotherapy, Superoxide Dismutase drug effects, Superoxide Dismutase metabolism, Tumor Suppressor Protein p53 drug effects, Tumor Suppressor Protein p53 metabolism, Aloe, Apoptosis drug effects, Carcinoma, Hepatocellular, Cell Proliferation drug effects, Liver Neoplasms, Marsdenia, Oxidative Stress drug effects, Plant Extracts pharmacology, Uterine Cervical Neoplasms
- Abstract
Background: Drug synergy is the combine effect of drug efficacy. Synergistic combinations of active ingredients have proven to be highly effective and more useful in therapeutics. In contrast, the individual effect of drug is usually undesirable and mostly used for selecting drug-resistant mutations. Purpose of this study was to check synergistic effects of both plants (Barbadensis miller and Marsdenia condurango) against liver and cervical cancer., Methodology: Culturing of HeLa (cervical cancer cell line) and HepG2 (liver cancer cell line) cells, IC50 evaluation, viability assays (trypan blue, crystal violet), p53 ELISA and immunocytochemistry, MUSE analysis (count and viability), antioxidants (GSH, SOD, CAT), at the end RT-PCR was performed., Results: IC50 evaluation was done of each plant individually and with combination for synergistic effects, IC50 with plants combination (synergism) was applied on further viability assays (trypan blue, crystal violet, MUSE analysis via count and viability kit) p53 ELISA and immunocytochemistry for evaluation of cellular apoptosis, antioxidants assays (GSH, SOD, CAT), and RT-PCR with proliferative and apoptotic markers along with internal control., Conclusion: According to current study it was observed that synergistic effect of these plants has more anticancer properties with minimum effective dose. It was also observed that extracts possess the ability to induce apoptosis, restrict proliferation and enhanced oxidative stress.
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- 2021
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161. Central line-associated Rhodotorula mucilaginosa fungemia in an immunocompetent host: Case report and review of the literature.
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Goravey W, Ali GA, Abid F, Ibrahim EB, Al Maslamani MA, and Abdel Hadi H
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Rhodotorula mucilaginosa is an emerging fungal infection with the ability of biofilms formation. The identification of R mucilaginosa fungemia should trigger reflexes of prompt central venous line removal and using Amphotericin therapy., Competing Interests: None declared., (© 2021 The Authors. Clinical Case Reports published by John Wiley & Sons Ltd.)
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- 2021
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162. Graves' Orbitopathy: Report of 82 cases.
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Mbarek S, Abid F, Ammari W, Alaya W, Mahmoud A, and Messaoud R
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- Adult, Female, Humans, Iodine Radioisotopes, Male, Quality of Life, Retrospective Studies, Graves Ophthalmopathy diagnosis, Graves Ophthalmopathy epidemiology, Graves Ophthalmopathy therapy, Thyroid Neoplasms
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Introduction: Graves' disease (GD) is a common autoimmune disorder. Graves'orbitopathy (GO) is its most common extrathyroidal manifestation. It is rare but may reveal the disease., Aim: To describe the demographic, clinical and therapeutic features of GO., Methods: We carried out a retrospective and descriptive analysis of 82 patients with GO. This study was conducted in Ophthalmology and Endocrinology departments of Taher Sfar University Hospital in Mahdia, between January 2010 and December 2017. GD patients diagnosed with GO were included., Results: The mean age was 36.17 years ± 12.81. Patients aged 19-40 years had the highest rate of GO. The male-to-female ratio was 0.49. Family history of autoimmune thyroid disease was present in 15% and associated autoimmune disease in 4% of cases. Smoking was seen in 71% of patients. The onset of GO was simultaneous with onset of GD in 45%, before in 21% and after the onset of GD in 34% of cases. GO was bilateral in 76% of patients. The most common ocular symptoms were prominent eyes (55% of patients), ocular pain (11%) and diplopia (41%). Proptosis and upper eyelid retraction were the most common clinical signs (93% and 90% respectively). Dysthyroid optic neuropathy was present in one eye, keratitis in one eye and glaucoma in five eyes. Severe disease was noted in 11% and active disease was present in 7% of patients. CT-scan and magnetic resonance imaging scan (MRI) were performed in 48% and 42% of cases respectively. Proptosis was the most common radiological sign. Thyroid dysfunction was managed with anti-thyroid medication only (59%), thyroxine replacement (37%), radioactive iodine (35%) and thyroidectomy (6%). 20% of patients received corticosteroids. One patient required immunosuppressive therapy., Conclusion: GO is a complex disease, which is associated with impaired quality of life and can potentially result in sight-threatening complications. Appropriate diagnosis, convenient therapy and a regular follow-up are necessary to improve results and avoid the aesthetic and functional sequelae.
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- 2021
163. Bocavirus Infection in a Young Pregnant Woman: A Case Report and Literature Review.
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Al Bishawi A, Ben Abid F, and Ibrahim W
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- Female, Humans, Parvoviridae Infections therapy, Pregnancy, Pregnancy Complications, Infectious therapy, Young Adult, Human bocavirus isolation & purification, Parvoviridae Infections diagnosis, Pregnancy Complications, Infectious diagnosis
- Abstract
BACKGROUND Human bocavirus (HBoV) is a parvovirus found primarily in children and was first identified in 2005. It usually causes mild upper- and lower-respiratory tract infections. HBoV infection seems to be rare during adulthood, probably due to high antibody titers resulting from childhood infection and seroconversion. The clinical significance, possible complications, and consequences of an adulthood infection are still unclear. Furthermore, the consequences of HBoV infection during pregnancy are seldom reported in the literature. CASE REPORT We report the case of a 22-year-old pregnant woman in her third trimester who presented with a 1-week history of fever and cough followed by progressive shortness of breath. She was treated initially as a case of severe pneumonia; however, her condition deteriorated rapidly, resulting in hypoxic respiratory failure that required intensive care support. The patient was found to have dilated cardiomyopathy on echocardiography, and her fetal ultrasound showed no fetal heart activity; subsequently, labor induction for stillbirth was performed. An extensive workup for an underlying cause was unrevealing apart from positive respiratory viral PCR assay for human bocavirus, performed twice. A provisional diagnosis of HBoV pneumonia complicated by dilated cardiomyopathy, stillbirth, and multiorgan failure was made. Fortunately, the patient had a good recovery and was discharged home in good clinical condition. CONCLUSIONS In addition to severe pneumonia, HBoV infection may result in other life-threatening complications. Although the infection is rare during adulthood, infection in a pregnant woman should be taken seriously and close monitoring of such patients is advised.
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- 2021
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164. Role of splenic and hepatic stiffness in predicting esophageal varices.
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Mnif L, Hachicha S, Abid F, Gdoura H, Chtourou L, Amouri A, Boudabbous M, and Tahri N
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- Adult, Cross-Sectional Studies, Humans, Liver diagnostic imaging, Liver Cirrhosis complications, Liver Cirrhosis diagnosis, Liver Cirrhosis pathology, Middle Aged, Predictive Value of Tests, Spleen diagnostic imaging, Spleen pathology, Elasticity Imaging Techniques, Esophageal and Gastric Varices complications, Esophageal and Gastric Varices etiology
- Abstract
Introduction: Non-invasive assessment of portal hypertension in chronic liver disease is a topical subject., Aim: Evaluate accuracy of splenic (SS) and liver (LS) stiffness in predicting the presence of esophageal varices (OV) in chronic hepatitis B patients and determine a non-invasive composite score., Methods: This was a monocentric cross-sectional study, including carriers of chronic hepatitis B. All patients benefited of SS and LS measurement by impulse elastography (FibroScan Echosens), FIB-4 score calculation and oeso-gastro-duodenal endoscopy., Results: We included 84 patients. The average age was 49.04 ± 12.8 years. The mean value of SS and LS was significantly higher in presence of OV; p=0.000. At respective threshold values of 33.1 KPa and 43KPa, SS was able to predict the presence of OV and large OV with AUROC of 0.795 and 0.906. At respective threshold values of 7.75 KPa and 13.55 KPa, LS was able to predict the presence of OV and large OV with AUROC of 0.836 and 0.894. Arithmetic sum of SS, LS and FIB-4 values was able to predict the presence of OV and large OV with AUROC of 0.918 and 0.942., Conclusion: SS and LS are simple and reliable non-invasive tools for predicting OV and large OV. Their association with FIB-4 score improves their diagnostic accuracy.
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- 2021
165. Middle East respiratory syndrome coronavirus infection profile in Qatar: An 8-year experience.
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Ben Abid F, El-Maki N, Alsoub H, Al Masalmani M, Al-Khal A, Valentine Coyle P, Ben Hadj Kacem MA, AlGazwani H, Al-Thani M, Eid Al-Romaihi H, Al-Hajri M, and Elmoubashar F
- Abstract
The Middle East respiratory syndrome coronavirus (MERS-CoV) emerged in 2012. The objective of the study was to describe the epidemiology, risk factors, clinical characteristics, and outcome of MERS-CoV in Qatar. A total of 28 cases of MERS-CoV were identified, corresponding to an incidence of 1.7 per 1,000,000 population. Most patients had a history of contact with camels 15, travel to Kingdom of Saudi Arabia 7 or known contact with individuals with confirmed MERS-CoV infection 7. Majority of patients had acute kidney injury (AKI) 17 and 9 needed renal replacement therapy. All patients were hospitalized, 14 required critical care support. Overall, total of 10 died. The immediate cause of death was multiorgan failure with acute respiratory syndrome (ARDS) 9. MERS-CoV is a rare infection in the State of Qatar. There was no hospital outbreaks or healthcare worker reported infection. The infection causes severe respiratory failure and acute renal failure. Patients with AKI and on ventilator support carry higher risk of mortality., Competing Interests: No potential conflict of interest was reported by the authors., (© 2021 The Authors.)
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- 2021
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166. Impact of the COVID-19 Pandemic on Orthopedic and Trauma Departments in Tunisia.
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Benzarti S, Triki MA, Othman Y, Cheikh Rouhou H, Ben Fredj A, Trabelsi E, Lassioued O, Dammak N, Abid A, Abid F, Rebai H, Bouattour K, Ben Ayache ML, and Ben Abdelaziz A
- Subjects
- Humans, Pandemics prevention & control, SARS-CoV-2, Tunisia epidemiology, COVID-19 epidemiology, COVID-19 prevention & control, Orthopedics
- Abstract
Objective: Measure the effect of the strategy to fight the Covid-19 pandemic, based on containment, on the practice of orthopedic and trauma surgery in Tunisia., Methods: This is a comparative study, concerning the impact of Covid-19 on the flow of patients, operated in orthopedic surgery and trauma departments, during the containment period from March 12, 2020 to April 30, 2020, comparing it to the same period of the year 2019, in the Central-East region of Tunisia (Kairouan, Sousse, Mahdia, Monastir)., Results: A significant decrease of 27% in the flow of patients admitted to orthopedic surgery departments in central-eastern Tunisia, during the 2020 containment period, compared to the same period of the previous year was documented. This decrease was generally widespread, notified in three orthopedic departments: Sousse (39%; p<10-3), Monastir (29%; p<10-3) and Mahdia (27%; p<10-3). It focused on the following three groups: infections (45%; p<10-3), wounds (30%; p<10-2), and fractures (20%; p<10-3)., Conclusion: The collateral effects of the strategy to fight the Covid-19 pandemic, are "obvious" in orthopedic surgical practice. A health crisis management plan (including disasters and pandemics) should be better prepared in orthopedic surgery departments.
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- 2021
167. Acacia modesta attenuates MnCl2 induced hepatotoxicity, oxidative stress and hepatic inflammation in wistar rats.
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Abid F, Saleem M, Zaidi AA, Mobashar A, and Yasir S
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- Animals, Glutathione Peroxidase drug effects, Glutathione Peroxidase metabolism, Interleukin-18 genetics, Interleukin-4 genetics, Liver metabolism, Liver pathology, Manganese Compounds, RNA, Messenger drug effects, RNA, Messenger metabolism, Rats, Rats, Wistar, Superoxide Dismutase drug effects, Superoxide Dismutase metabolism, Thiobarbituric Acid Reactive Substances metabolism, Tumor Necrosis Factor-alpha drug effects, Tumor Necrosis Factor-alpha genetics, Acacia, Chemical and Drug Induced Liver Injury metabolism, Chlorides toxicity, Inflammation metabolism, Liver drug effects, Oxidative Stress drug effects, Plant Extracts pharmacology
- Abstract
Natural Plants are broadly used in treating inflammatory disorders. The current study focused on evaluating the hepato-protective and anti-inflammatory potential of A. modesta in MnCL
2 induced hepatotoxicity and liver inflammation. The MnCl2 induce 6.0mg/kg was given for 30 days (p.o) to induced hepatotoxicity and liver inflammation. The ethanolic extract of A. modesta were given orally at the dose of 100mg/kg/day. The in vivo inflammatory manganese induced hepatotoxic model is used for evaluating the acacia heap to-protective effect. Gas chromatography-mass spectrometry analyses were performed to find out compounds responsible for anti-inflammatory properties. Results showed that administration of ethanolic extract (100 mg/kg), altogether diminished inflammation of the liver, expanded liver capacity, oxidative stress and his to-pathological outcomes in the current study compared with disease rats. The beneficial outcomes of A. modesta extract were observed on liver inflammation.- Published
- 2021
168. The contribution of simulation in training for funduscopic examination.
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Mahmoud A, Abid F, Ezdini M, Lahdhiri ML, Ouanes I, and Messaoud R
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- Clinical Competence, Fundus Oculi, Humans, Internship and Residency, Learning, Ophthalmoscopy, Prospective Studies, Educational Measurement statistics & numerical data, Ophthalmology education, Simulation Training, Students, Medical psychology
- Abstract
Introduction: Simulation is emerging as an essential part of health sciences training programs as it provides safer patient care by reducing the risk of error. In the healthcare environment, simulation continues to spread in emergency specialties, but it is still underdeveloped in ophthalmology and there is a shortage of publications on this subject in Tunisia., Objective: To evaluate the effectiveness of procedural simulation as a teaching tool for funduscopic examination training. Methods and population studied: This was a prospective study including students who underwent procedural simulation training sessions during their ophthalmology internship. The included students were assessed at the initiation and end of each session by a pre-test and post-test. The procedure for performing the funduscopic examination was evaluated by a specific performance score. Student satisfaction was assessed at the end of each session., Results: During the study period, four groups of 12 students were included, for a total of 48 participants spread over 4 simulation sessions. Simulation training improved post-test. assessment scores with an overall median delta of +4.00. It also provided specific skills for performing the funduscopic examination, with an overall median specific performance score of 5.5/8 (5/8 to 7/8). The majority of students were satisfied upon completion of the simulation session., Conclusion: The training of fundus examination using an ophthalmoscopic simulator can improve the skills and knowledge of ophthalmic learners. This type of training can be an innovative addition to traditional learning.
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- 2021
169. A 23-Year-Old Man with SARS-CoV-2 Infection Who Presented with Auditory Hallucinations and Imaging Findings of Cytotoxic Lesions of the Corpus Callosum (CLOCC).
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Elkhaled W, Ben Abid F, Akhtar N, Abukamar MR, and Ibrahim WH
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- Corpus Callosum diagnostic imaging, Corpus Callosum virology, Fatal Outcome, Humans, Magnetic Resonance Imaging, Male, Young Adult, COVID-19 diagnostic imaging, Corpus Callosum pathology, Hallucinations virology
- Abstract
BACKGROUND Cytotoxic lesions of the corpus callosum (CLOCC) is a rare clinical and radiological syndrome that has been associated with various infectious etiologies. CLOCC are among the recently described neurological associations with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection in patients with coronavirus disease 2019 (COVID-19). We report a case of CLOCC in a man with SARS-CoV-2 infection who presented with auditory hallucinations and rapidly developed systemic inflammatory response syndrome (SIRS). CASE REPORT A 23-year-old man with no past medical and psychiatric history presented with auditory hallucinations, restlessness, and suicidal ideations. A nasopharyngeal swab specimen tested using real-time reverse transcriptase-polymerase chain reaction (RT-PCR) assay was positive for SARS-CoV-2. A brain MRI revealed an isolated oval-shaped lesion in the splenium of the corpus callosum, with hyperintense signal on diffusion-weighted imaging (DWI) and hypointense on apparent diffusion coefficient (ADC) maps, suggestive of CLOCC. After a dramatic hospital course associated with multiple organ dysfunction syndrome (MODS) and severe intra-abdominal and cerebral bleeding, he developed cardiac arrest and died on hospital day 15. CONCLUSIONS This case highlights the need for increased vigilance for the atypical manifestations of SARS-CoV-2 infection. In addition, it suggests that CLOCC can be considered as a differential diagnosis by clinicians in patients with SARS-CoV-2 infection who present with unexplained neurological and neuropsychiatric symptoms, leading to poor outcome.
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- 2020
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170. A case report of TB versus idiopathic granulomatous mastitis with erythema nodosum, reactive arthritis, cough, and headache.
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Ben Abid F and Abdel Rahman S Al Soub H
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- Cough, Female, Headache, Humans, Arthritis, Reactive, Erythema Nodosum diagnosis, Erythema Nodosum drug therapy, Granulomatous Mastitis complications, Granulomatous Mastitis diagnosis, Granulomatous Mastitis drug therapy
- Abstract
Tuberculous mastitis (TBM) is relatively rare disease with an incidence ranging between 0.1 and 4%. Most of the cases are culture negative and often mistaken with chronic benign idiopathic granulomatous mastitis (IGM). It is very crucial to distinguish culture negative TBM from other causes of mastitis as the treatment differs tremendously. We describe here in a young woman originally from India and residing in Qatar; a non endemic area of tuberculosis; for more then fifteen years. She presented with 2 months history of right breast mass, followed by low grade fever, dry cough, headache, erythema nodosum, arthritis, and arthralgia. In view of the origin of the patient, positive family history for tuberculosis and positive quantiferon, the patient was started empirically on anti-tuberculous treatment (ATT). One week later she developed paradoxical reaction to ATT. This case illustrates unusual and rare manifestations of primary TBM and highlights the importance of differentiating and treating culture negative TBM from IGM.
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- 2020
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171. Incidence and clinical outcome of Cryptococcosis in a nation with advanced HIV surveillance program.
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Ben Abid F, Abdel Rahman S Al Soub H, Al Maslamani M, Ibrahim WH, Ghazouani H, Al-Khal A, and Taj-Aldeen S
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- Antifungal Agents therapeutic use, Basidiomycota, Humans, Incidence, Cryptococcosis diagnosis, Cryptococcosis drug therapy, Cryptococcosis epidemiology, HIV Infections complications, HIV Infections drug therapy, HIV Infections epidemiology
- Abstract
Background: Cryptococcosis is a major opportunistic invasive mycosis that mostly affects immunocompromised patients., Methods: This was an observational study of all culture-confirmed cases of cryptococcosis conducted in the State of Qatar from January 2005 to December 2016. Cryptococcus fungi were identified using Matrix-Assisted Laser Desorption Ionization-Time of Flight Mass Spectrometry (MALDI-TOF MS)., Results: Fourteen culture-confirmed cases of cryptococcosis were identified during the study period. Four patients had a Human Immunodeficiency Virus (HIV) infection with low CD4 count and five were receiving immunosuppressant medications. The rest of the patients were apparently immuno-competent. The central nervous system was the most common site of infection (57%) followed by bloodstream infection (36%) and pneumonia (14%). One patient had a cryptococcal scrotal infection. Twelve isolates were Cryptococcus neoformans and 2 were Cryptococcus laurentii. All isolates were within the wild type ECV values to amphotericin B and fluconazole. Only 2 patients with bloodstream infection (HIV negative) died. The rest were cured of the infection., Conclusion: Cryptococcosis is a rare fungal disease in the State of Qatar, mostly diagnosed in Asian immigrants. The central nervous system is the most common site of infection. The presence of the fungus in the blood carries a high mortality.
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- 2020
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172. Fatal renal mucormycosis with Apophysomyces elegans in an apparently healthy male.
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Rashid S, Ben Abid F, Babu S, Christner M, Alobaidly A, Al Ansari AAA, and Akhtar M
- Subjects
- Antifungal Agents therapeutic use, Humans, Male, Mucorales, Mucormycosis diagnosis, Mucormycosis drug therapy
- Abstract
Mucor is an angioinvasive fungus that was reported mainly in immunocompromised patients. It usually presents as rhino-orbital, pulmonary, gastrointestinal, and disseminated disease. Isolated renal mucormycosis is an extremely rare infection in immunocompetent patients and is associated with high fatality rate. Early diagnosis, prompt antifungal treatment, and surgery give the patient the best chance for cure and survival. We describe herein a case of renal zygomycosis caused by Apophysomyces elegans (A. elegans ) in an immunocompetent host. To the best of our knowledge, this is the first case of renal A. elegans to be reported from Qatar and the Middle East.
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- 2020
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173. Acute hematogenous osteomyelitis of the talus: a case report.
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Dammak N, Hannafi A, Cheikhrouhou H, Teka M, Ghozlen HB, and Abid F
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- Acute Disease, Anti-Bacterial Agents administration & dosage, Arthritis, Infectious etiology, Arthritis, Infectious therapy, Delayed Diagnosis, Humans, Infant, Male, Osteomyelitis complications, Osteomyelitis therapy, Treatment Outcome, Arthritis, Infectious diagnosis, Osteomyelitis diagnosis, Talus pathology
- Abstract
In children, osteomyelitis is common in the long bones of the femur and the tibia. However, talar osteomyelitis is extremely rare. The condition is difficult to diagnose due to the slow onset and atypical pattern of the symptom. We report the case of a 9-month-old male, coming from a rural area, with talar osteomyelitis. The patient's history of a trauma that resembled an ankle contusion had delayed the diagnosis and subsequently developed into septic arthritis. He was treated by curettage, immobilization in plaster and appropriate antibiotics with full recovery of function in his right ankle and foot three months after the first outpatient visit. The bony cavity was healed six months after the operation and there were no growth disturbances or any abnormalities of the adjacent joints. This case report aims to present the difficulties in the diagnosis and therapeutic approach of this disease., Competing Interests: The authors declare no competing interests., (Copyright: Nabil Dammak et al.)
- Published
- 2020
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174. Anti-Proliferative and Apoptosis-Inducing Activity of Acacia Modesta and Opuntia Monocantha Extracts on HeLa Cells.
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Abid F, Saleem M, Muller CD, Asim MH, Arshad S, Maqbool T, and Hadi F
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- Female, HeLa Cells, Humans, Phytotherapy, Uterine Cervical Neoplasms drug therapy, Acacia chemistry, Antineoplastic Agents, Phytogenic pharmacology, Apoptosis, Cell Proliferation, Opuntia chemistry, Plant Extracts pharmacology, Uterine Cervical Neoplasms pathology
- Abstract
Background: Cancer is one of the leading causes of death in the world. Numerous phytochemicals from plants have shown antineoplastic effects via programmed cell death (apoptosis). The aim of this study was to evaluate the effect of anti-proliferative and apoptosis-inducing activity of Acacia modesta and Opuntia monocantha against HeLa cells., Methods: To estimate anti-proliferative activity of the plants against HeLa cells, ethanol solvent was used for the extraction. For the evaluation of anti-proliferative effects, MTT assay was performed with 100, 200, and 400 µg/mL dose. The antioxidant assays including glutathione reductase (GSH), superoxide dismutase (SOD) and catalase were performed. Moreover, enzyme linked immunosorbent assay (ELISA) was performed. Furthermore, immunocytometry P53 and flow cytometry were also carried out to assess the apoptosis in HeLa cell., Results: MTT assay showed that the groups treated with Opuntia monocantha and Acacia modest have less level of toxicity as compared to untreated groups. Antioxidant assays confirmed that GSH, SPD and, catalase activities were quite decreased in treated groups as compared to untreated groups. Similarly, ELISA and apoptosis p53 have shown more pronounced apoptosis effect in treated groups as compared to untreated groups., Conclusion: Based on above findings, treatment of HeLa cells with these plant extracts induced apoptosis, restricts proliferation, and enhances the anti-oxidative index in post treated cells., .
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- 2020
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175. Cervical spine tuberculosis.
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Teka M, Ghozlen HB, Zaier AY, Hnia MB, Naouar N, and Abid F
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- Adult, Cervical Vertebrae microbiology, Cervical Vertebrae surgery, Drug Therapy, Combination, Humans, Magnetic Resonance Imaging, Male, Radiography, Tomography, X-Ray Computed, Tuberculosis, Spinal therapy, Antitubercular Agents administration & dosage, Arthrodesis methods, Tuberculosis, Spinal diagnosis
- Abstract
Tuberculosis of the cervical spine differs from other vertebral localizations by its extreme rarity, the clinical images are very diversified, the radiological measurements allow a good diagnostic orientation and specifically the MRI which allows a multi-planar study of the various lesions. Only bacteriological evidence can confirm the diagnosis. The treatment is based on a 12-month antituberculosis multidrug therapy and much debate upon the surgical indication. In our case, the patient presented with bilateral cervicobrachialgia with pain on examination at the mobilization of the cervical spine. A standard X-ray, a cervical CT scan, and a cervical MRI were performed, showing a C4 vertebral body compression of a probably infectious origin. The biopsy confirmed the diagnosis of a Cervical Pott's Disease that had been treated with anterior arthrodesis and TB treatment with rehabilitation, the patients' neurological symptoms improved, and he was doing well., Competing Interests: The authors declare no competing interests., (Copyright: Maher Teka et al.)
- Published
- 2020
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176. Co-overexpression of AXL and c-ABL predicts a poor prognosis in esophageal adenocarcinoma and promotes cancer cell survival.
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Hong J, Abid F, Phillips S, Salaria SN, Revetta FL, Peng D, Washington MK, El-Rifai W, and Belkhiri A
- Abstract
Background: Esophageal adenocarcinoma (EAC) is highly aggressive and characterized by poor prognosis. AXL expression has been linked to Barrett's tumorigenesis and resistance to chemotherapy, which is associated with c-ABL intracellular localization. However, the molecular and functional relationship between AXL and c-ABL and the clinical significance of the co-expression of these proteins in EAC remain unclear. Methods: We used immunohistochemical analysis (IHC) on tissue microarrays containing human EAC samples (n=53) and normal esophageal tissues (n=11) in combination with corresponding deidentified clinicopathological information to evaluate the expression and the prognostic significance of AXL and c-ABL in EAC. The data were statistically analyzed using Kruskal-Wallis, the chi-square, the Fisher's exact, and Pearson tests. The Kaplan-Meier method and Cox proportional hazards regression model were used to evaluate cancer patient survival. We used a serum deprivation EAC cell model to investigate the pro-survival function of AXL and c-ABL using cell viability, apoptosis, and lactate dehydrogenase activity assays. We performed in vitro assays, including Western blotting, quantitative real-time PCR, and translational chromatin immunoprecipitation (TrIP-Chip) to study the molecular relationship between AXL and c-ABL in EAC cells. Results: IHC analysis revealed that AXL and c-ABL were overexpressed in 55% and 66% of EAC samples, respectively, as compared to normal tissues. Co-overexpression of the two proteins was observed in 49% of EAC samples. The chi-square test indicated a significant association between AXL and c-ABL expression in the EAC samples (χ
2 = 6.873, p = 0.032), and the expression of these proteins was significantly associated with EAC patient age ( p < 0.001), tumor stage ( p < 0.01), and lymph node status ( p < 0.001). AXL and c-ABL protein expression data analysis exhibited an identical clinicopathological association profile. Additionally, we found a significant association between expression of AXL (χ2 = 16.7, p = 0.002) or c-ABL (χ2 = 13.4, p = 0.001) and survival of EAC patients. The Cox proportional hazards model and log rank test predicted a significant increase in mortality of patients with high expression of AXL [hazard ratio (HR): 2.86, 95% confidence interval (CI): 1.53 - 5.34, p = 0.003] or c-ABL [HR: 3.29, 95% CI: 1.35 - 8.03, p = 0.001] as compared to those patients with low expression of AXL or c-ABL proteins. Molecular investigations indicated that AXL positively regulates c-ABL protein expression through increased cap-dependent protein translation involving phosphorylation of EIF4E in EAC cells. Next, we investigated the functional relationship between AXL and c-ABL in EAC cells. We demonstrated that the pro-survival activity of AXL requires c-ABL expression in response to serum deprivation. Conclusion: This study highlights the importance of the co-overexpression of AXL and c-ABL proteins as a valuable prognostic biomarker and targeting these proteins could be an effective therapeutic approach in EAC or other solid tumors expressing high levels of AXL and c-ABL proteins., Competing Interests: Competing Interests: The authors have declared that no competing interest exists., (© The author(s).)- Published
- 2020
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177. Intramuscular cavernous haemangioma of the triceps.
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Dammak N, Rouhou HC, Khalifa I, Haddad I, Zitoun Y, and Abid F
- Subjects
- Adolescent, Arm pathology, Arm surgery, Elbow pathology, Elbow surgery, Hemangioma, Cavernous surgery, Humans, Magnetic Resonance Imaging, Male, Muscle Neoplasms surgery, Muscle, Skeletal pathology, Muscle, Skeletal surgery, Tomography, X-Ray Computed, Tunisia, Hemangioma, Cavernous diagnosis, Muscle Neoplasms diagnosis
- Abstract
A 16-year-old teenager presented himself with a swollen left elbow, with no associated vascular-nerve complications. The standard radiography was without abnormalities. The echography showed the presence of an oblong vascularized formation occupying the posterior part of the elbow. The magnetic resonance imaging (MRI) showed a hyper vascularized lesion developing at the expense of the brachial triceps muscle with an intermediate signal intensity on the sequences weighted in T1 and a hyper signal in T2. The anatomopathological study of the initial biopsy and of the tumor part concluded with a cavernous hemangioma. Although their origin is vascular, hemangiomas never metastasize and do not undergo malignant transformation. The treatment of symptomatic hemangioma consists of surgical excision., Competing Interests: The authors declare no competing interests., (Copyright: Nabil Dammak et al.)
- Published
- 2020
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178. Polycystic Ovary Syndrome, Subfertility and Vitamin D Deficiency.
- Author
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Azhar A, Abid F, and Rehman R
- Subjects
- Female, Humans, Pakistan epidemiology, Vitamin D, Infertility, Polycystic Ovary Syndrome complications, Polycystic Ovary Syndrome epidemiology, Vitamin D Deficiency complications, Vitamin D Deficiency epidemiology
- Abstract
Polycystic ovarian syndrome (PCOS) is the most common endocrine female disorder, affecting 4-18% women of reproductive age. The prevalence of PCOS in South Asian women, especially in Pakistani women, is much higher (52%) as compared to white population (20 - 25% in UK). In Pakistan, vitamin D status displays 31.2% vitamin D insufficiency, 53.5% vitamin D deficiency, and 15.3% normal vitamin D values. Vitamin D deficiency, though very common in the general population, is even more prevalent in PCOS patients, seen in approximately 67-85%, which further correlates to their related comorbidities. A lot of researches have to be directed to examine the association among the PCOS and vitamin D, which may display monitoring role in several symptoms related to PCOS, such as ovulatory dysfunction, endocrine disruption, and insulin resistance. Vitamin D supplementation can, therefore, be employed to improve the metabolic and endocrine disorders; especially improving hormonal profile, oxidative stress, and ovulation outcome in PCOS patients. Key Words: Vitamin D, Infertility, Ovulatory Dysfunction, Insulin Resistance.
- Published
- 2020
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179. Compatibility analysis of bergapten with different pharmaceutical excipients used in nanostructured lipid carriers.
- Author
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Arshad S, Rehman M, Zulfiqar J, Najam S, Asim MH, and Abid F
- Subjects
- Chemistry, Pharmaceutical methods, Drug Delivery Systems methods, Particle Size, Spectroscopy, Fourier Transform Infrared methods, 5-Methoxypsoralen chemistry, Drug Carriers chemistry, Excipients chemistry, Lipids chemistry, Nanoparticles chemistry, Nanostructures chemistry
- Abstract
In pharmaceuticals sciences, Fourier-transform infrared spectroscopy (FTIR) is a very useful technique to measure the compatibility and interaction between ingredients, therefore in the current study, compatibility of bergapten with different excipients was analyzed via FTIR. Nanostructured lipid carriers (NLCs) are the second generation of lipid nanocarriers and very useful for the drug delivery systems. Nanoparticles (NPs) were prepared by a nanotemplate engineering technique and scanning of pure drug, individual ingredients and, physical mixtures of different ingredients was carried out. The characteristic peak of the carboxylic groups of bergapten is shifted from 3088.1 cm-1 to 3399.3 cm
-1 due to formulation development and it confirmed that it was properly incorporated into the formulation. Other peaks of the drug were also present in formulation with minor shortening/broadening of peaks. The resulted peaks of IR spectra depicted that the ingredients used in the formulation had no considerable interaction and were found compatible with each other.- Published
- 2019
180. Prediction of Breast Cancer from Imbalance Respect Using Cluster-Based Undersampling Method.
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Zhang J, Chen L, and Abid F
- Subjects
- Algorithms, Female, Humans, Breast Neoplasms diagnosis, Cluster Analysis, Diagnosis, Computer-Assisted methods, Machine Learning
- Abstract
To overcome the two-class imbalanced problem existing in the diagnosis of breast cancer, a hybrid of K-means and Boosted C5.0 (K-Boosted C5.0) is proposed which is based on undersampling. K-means is utilized to select the informative samples near the boundary. During the training phase, the K-means algorithm clusters the majority and minority instances and selects a similar number of instances from each cluster. Boosted C5.0 is then used as the classifier. As there is one different instance selection factor via clustering that encourages the diversity of the training subspace in K-Boosted C5.0, it would be a great advantage to get better performance. To test the performance of the new hybrid classifier, it is implemented on 12 small-scale and 2 large-scale datasets, which are the often used datasets in class imbalanced learning. The extensive experimental results show that our proposed hybrid method outperforms most of the competitive algorithms in terms of Matthews' correlation coefficient (MCC) and accuracy indices. It can be a good alternative to the well-known machine learning methods., Competing Interests: The authors declare that there are no conflicts of interest regarding the publication of this paper., (Copyright © 2019 Jue Zhang et al.)
- Published
- 2019
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181. [Bilateral Presentation of neonatal Endogenous Endophthalmitis due to Pseudomonas Aeruginosa].
- Author
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Zone Abid I, Abid F, Ben Ameur S, Belhadj R, Trigui A, Hachicha M, and Feki J
- Subjects
- Catheter-Related Infections microbiology, Catheterization, Peripheral adverse effects, Endophthalmitis microbiology, Eye Infections, Bacterial microbiology, Humans, Infant, Newborn, Male, Catheter-Related Infections diagnosis, Endophthalmitis diagnosis, Eye Infections, Bacterial diagnosis, Pseudomonas Infections diagnosis, Pseudomonas aeruginosa isolation & purification
- Published
- 2019
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182. Nature of Complex Network of Dengue Epidemic as a Scale-Free Network.
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Malik HAM, Abid F, Mahmood N, Wahiddin MR, and Malik A
- Abstract
Objectives: Dengue epidemic is a dynamic and complex phenomenon that has gained considerable attention due to its injurious effects. The focus of this study is to statically analyze the nature of the dengue epidemic network in terms of whether it follows the features of a scale-free network or a random network., Methods: A multifarious network of Aedes aegypti is addressed keeping the viewpoint of a complex system and modelled as a network. The dengue network has been transformed into a one-mode network from a two-mode network by utilizing projection methods. Furthermore, three network features have been analyzed, the power-law, clustering coefficient, and network visualization. In addition, five methods have been applied to calculate the global clustering coefficient., Results: It has been observed that dengue epidemic follows a power-law, with the value of its exponent γ = -2.1. The value of the clustering coefficient is high for dengue cases, as weight of links. The minimum method showed the highest value among the methods used to calculate the coefficient. Network visualization showed the main areas. Moreover, the dengue situation did not remain the same throughout the observed period., Conclusions: The results showed that the network topology exhibits the features of a scale-free network instead of a random network. Focal hubs are highlighted and the critical period is found. Outcomes are important for the researchers, health officials, and policy makers who deal with arbovirus epidemic diseases. Zika virus and Chikungunya virus can also be modelled and analyzed in this manner., Competing Interests: Conflict of Interest: No potential conflict of interest relevant to this article was reported.
- Published
- 2019
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183. Clinical exome sequencing reveals locus heterogeneity and phenotypic variability of cohesinopathies.
- Author
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Yuan B, Neira J, Pehlivan D, Santiago-Sim T, Song X, Rosenfeld J, Posey JE, Patel V, Jin W, Adam MP, Baple EL, Dean J, Fong CT, Hickey SE, Hudgins L, Leon E, Madan-Khetarpal S, Rawlins L, Rustad CF, Stray-Pedersen A, Tveten K, Wenger O, Diaz J, Jenkins L, Martin L, McGuire M, Pietryga M, Ramsdell L, Slattery L, Abid F, Bertuch AA, Grange D, Immken L, Schaaf CP, Van Esch H, Bi W, Cheung SW, Breman AM, Smith JL, Shaw C, Crosby AH, Eng C, Yang Y, Lupski JR, Xiao R, and Liu P
- Subjects
- Adolescent, Alleles, Antigens, Nuclear genetics, Carrier Proteins genetics, Child, Child, Preschool, Cohort Studies, De Lange Syndrome diagnosis, De Lange Syndrome genetics, Exome genetics, Female, Gene Frequency genetics, Genetic Heterogeneity, Humans, INDEL Mutation genetics, Male, Mutation, Nuclear Proteins genetics, Phenotype, Polymorphism, Single Nucleotide genetics, Proto-Oncogene Proteins genetics, Retrospective Studies, Exome Sequencing methods, Cohesins, Biological Variation, Population genetics, Cell Cycle Proteins genetics, Chromosomal Proteins, Non-Histone genetics
- Abstract
Purpose: Defects in the cohesin pathway are associated with cohesinopathies, notably Cornelia de Lange syndrome (CdLS). We aimed to delineate pathogenic variants in known and candidate cohesinopathy genes from a clinical exome perspective., Methods: We retrospectively studied patients referred for clinical exome sequencing (CES, N = 10,698). Patients with causative variants in novel or recently described cohesinopathy genes were enrolled for phenotypic characterization., Results: Pathogenic or likely pathogenic single-nucleotide and insertion/deletion variants (SNVs/indels) were identified in established disease genes including NIPBL (N = 5), SMC1A (N = 14), SMC3 (N = 4), RAD21 (N = 2), and HDAC8 (N = 8). The phenotypes in this genetically defined cohort skew towards the mild end of CdLS spectrum as compared with phenotype-driven cohorts. Candidate or recently reported cohesinopathy genes were supported by de novo SNVs/indels in STAG1 (N = 3), STAG2 (N = 5), PDS5A (N = 1), and WAPL (N = 1), and one inherited SNV in PDS5A. We also identified copy-number deletions affecting STAG1 (two de novo, one of unknown inheritance) and STAG2 (one of unknown inheritance). Patients with STAG1 and STAG2 variants presented with overlapping features yet without characteristic facial features of CdLS., Conclusion: CES effectively identified disease-causing alleles at the mild end of the cohensinopathy spectrum and enabled characterization of candidate disease genes.
- Published
- 2019
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184. Bilateral simultaneous central retinal vein occlusion revealing Waldenström's macroglobulinemia.
- Author
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Kammoun S, Kilani W, Abid F, Ben Amor S, and Feki J
- Subjects
- Humans, Male, Middle Aged, Retinal Vein Occlusion etiology, Waldenstrom Macroglobulinemia complications, Waldenstrom Macroglobulinemia diagnosis
- Published
- 2019
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185. The prevalence and correlation between subclinical hypothyroidism and gall stone disease in Baghdad teaching hospital.
- Author
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Rassam Ghadhban B and Najim Abid F
- Abstract
Background: Gall stones are the most common biliary pathology. Subclinical hypothyroidism is not a common problem in the population with thyroid disease, several explanations for a possible relation between hypothyroidism and lipid metabolism, gall stone formation proved that prevalence of gall stones is increased in patients with hypothyroidism disease., Objective: To find the prevalence and correlation between the subclinical hypothyroidism and gall stone disease., Methods: This cross-sectional study in Baghdad teaching hospital which done over the period of January 2015 till December 2015 where 103 patients presented with gall stones as an in and outpatients. All the patients were assessed and prepared for cholecystectomy by detailed history, clinical examination, thyroid function test and abdominal ultrasound., Results: Among 103 patients, the majority them were in 36-50 years age group, 84 (81.6%) of them were females and 19 (18.4%) were males. Of the total number of patients, eight of them (7.8%) found to have subclinical hypothyroidism and 95 (92.2%) of them found to be euthyroid, most of patients in the subclinical hypothyroid group were showing female gender predominance with 81.6%. While the prevalence among males were found 18.4%, most patients with subclinical hypothyroidism were found to had positive family history (75%), and (25%) of them found to had negative family history., Conclusion: There is gender specific relationship between subclinical hypothyroidism and gall stone disease as this study sharing statistically increasing in prevalence of the subclinical hypothyroidism among females in age group ≥ 40 years, positive family history, and single abdominal US gall stone. This subset of patients should be assessed for thyroid dysfunction.
- Published
- 2018
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186. Development and evaluation of mucoadhesive buccal tablet containing metronidazole for the treatment of periodontitis and gingivitis.
- Author
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Razzaq S, Hanif S, Syed MA, Iqbal J, Hassan SS, Raza SA, Riaz H, and Abid F
- Subjects
- Adhesiveness, Anti-Infective Agents administration & dosage, Anti-Infective Agents analysis, Humans, Hypromellose Derivatives administration & dosage, Hypromellose Derivatives analysis, Hypromellose Derivatives chemistry, Metronidazole administration & dosage, Metronidazole analysis, Tablets, Anti-Infective Agents chemistry, Drug Development methods, Gingivitis drug therapy, Gingivitis microbiology, Metronidazole chemistry, Mouth Mucosa drug effects, Mouth Mucosa microbiology, Periodontitis drug therapy, Periodontitis microbiology
- Abstract
The current study was designed to evaluate mucoadhesive buccal tablet containing metronidazole (MTZ) for local action aided by Hydroxypropylmethylcellulose K4M (HPMC) and Carbopol 940® (CP) as mucoadhesive polymers with other ingredients like sodium starch glycolate (SSG), polyvinyl pyrollidone K30 (PVP) as disintegrant and binders respectively. Formulations (F1-F8) were prepared by direct compression method and characterized for different physicochemical parameters. Results showed that the average weight and friability were within USP limits. Maximum mucoadhesive time was observed for F2 (14 hr) containing moderate amount of HPMC and CP used in the study. Up most mucoadhesive strength value was observed with F3 containing highest amount of HPMC used. Results indicated that high amount of HPMC was linked with the moderate to higher mucoadhesive strength and time. Maximum swelling index was observed in F7 (191.3%). Only F1-F3 showed complete in vitro MTZ release within 3 hr. Formulations containing PVP released MTZ incompletely over time while SSG released earlier. Formulation F1 was considered best in terms of MTZ release (100.5%) with diffusion based Korsmeyer-Peppas release kinetics. Therefore, MTZ exhibiting best physicochemical characters in mucoadhesive buccal tablet was found in F1 containing HPMC and CP in amounts of 37.5 mg and 25 mg, respectively, for local action.
- Published
- 2018
187. Epidemiology and clinical outcomes of viral central nervous system infections.
- Author
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Ben Abid F, Abukhattab M, Ghazouani H, Khalil O, Gohar A, Al Soub H, Al Maslamani M, Al Khal A, Al Masalamani E, Al Dhahry S, Hashim S, Howadi F, and Butt AA
- Subjects
- Acyclovir therapeutic use, Adolescent, Adult, Central Nervous System Viral Diseases drug therapy, Central Nervous System Viral Diseases etiology, Female, Humans, Incidence, Male, Middle Aged, Qatar epidemiology, Retrospective Studies, Young Adult, Central Nervous System Viral Diseases epidemiology
- Abstract
Background: Central nervous system (CNS) viral infections are an important cause of morbidity and mortality. No data are available regarding their epidemiology in Qatar., Design: We retrospectively evaluated all cerebrospinal fluid findings from January 2011-March 2015 at Hamad Medical Corporation. Those with abnormal CSF finding were included in our study. We excluded those with missing medical records, no clinical evidence of viral CNS infection, or proven bacterial, fungal or tuberculosis CNS infection. CNS clinical findings were classified as meningitis, encephalitis or myelitis., Results: Among 7690 patients with available CSF results, 550 cases met the inclusion criteria (meningitis 74.7%; encephalitis 25%; myelitis 0.4%). Two-thirds (65%) were male and 50% were between 16-60 years old. Viral etiology was confirmed in 38% (enterovirus, 44.3%; Epstein-Barr virus, 31%; varicella zoster virus, 12.4%). The estimated incidence was 6.4 per 100,000 population. Two persons died and the rest were discharged to home. Among those with confirmed viral etiology, 83.8% received ceftriaxone (mean duration 7.3±5.2 days), 38% received vancomycin (mean duration 2.7±5.4 days) and 38% received at least one other antibiotic. Intravenous acyclovir was continued for more than 48h in patients with confirmed negative viral etiology (mean duration 5±5.6 days)., Conclusion: Viral etiology is not uncommon among those evaluated for CNS infection in Qatar. Clinical outcomes are excellent in this group of patients. Antibiotics and acyclovir are overly used even when a viral etiology is confirmed. There is a need for clinician education regarding etiology and treatment of viral CNS infections., (Copyright © 2018 The Authors. Published by Elsevier Ltd.. All rights reserved.)
- Published
- 2018
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188. Probiotics and Their Use in Inflammatory Bowel Disease.
- Author
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Amer M, Nadeem M, Nazir SUR, Fakhar M, Abid F, Ain QU, and Asif E
- Subjects
- Humans, Lactobacillus, Pakistan, Inflammatory Bowel Diseases therapy, Probiotics therapeutic use
- Abstract
Context • Crohn's disease and ulcerative colitis result in similar gastrointestinal (GI) symptoms, including pain, diarrhea, stools with mucus or blood, and ulceration or tissue damage within the alimentary canal. Gut microbiota play a crucial role in triggering, maintaining, and exacerbating inflammatory bowel disease (IBD). Probiotics might help to rebalance the gut flora in a positive way, shifting from pro- to anti-inflammatory. Objectives • The study intended to investigate the safety and use of probiotics and the biological effects of probiotic bacteria on IBD. Design • The research team performed a literature review. The team conducted a database search in April 2015 using Google Scholar and PubMed to find studies relevant to probiotics and their use in IBD. Only papers that were published in English were considered, and all available years in each database were searched. The initial search identified 38 published articles, for which the research team obtained full texts and independently read them in full to identify those papers suitable for inclusion in the review. Setting • The study took place in the main library of the University of Lahore (Islamabad, Pakistan). Results • Many strains of probiotics exist, but the most common strains available today are (1) the Bifidobacterium species, (2) Enterococcus faecium, (4) the Lactobacillus strains, (4) Saccharomyces boulardii, (5) the Bacillus species, and (6) Pediococcus, all used to produce beneficial health effects. These species showed their beneficial effects on the host using different mechanisms involving (1) production of proteins, quorum sensing signaling inhibitors, butyrate, immunoglobulin A, and short-chain fatty acids; (2) decreased production of tumor necrosis factor alpha and interleukin 8; (3) increased expression of mucin 2; and (4) increased upregulation of defensin. Conclusions • Studies on probiotics in animal models of IBD are promising, and clinical results in IBD patients are encouraging; however, the data are limited, and few studies are placebo controlled. Additional placebo-controlled, double-blind studies in IBD are required before recommendations can be offered for routine use of probiotics in IBD. Additional organisms may eventually be developed through genetic engineering. The current evidence also indicates that probiotic effects are strain specific; they do not act through the same mechanisms nor are all probiotics indicated for the same health conditions. More research is needed to determine what strains and at what dose probiotics become more useful as part of a clinical intervention.
- Published
- 2018
189. Left-sided congenital heart lesions in mosaic Turner syndrome.
- Author
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Bouayed Abdelmoula N, Abdelmoula B, Smaoui W, Trabelsi I, Louati R, Aloulou S, Aloulou W, Abid F, Kammoun S, Trigui K, Bedoui O, Denguir H, Mallek S, Ben Aziza M, Dammak J, Kaabi O, Abdellaoui N, Turki F, Kaabi A, Kamoun W, Jabeur J, Ltaif W, Chaker K, Fourati H, M'rabet S, Ben Ameur H, Gouia N, Mhiri MN, and Rebai T
- Subjects
- Adolescent, Aortic Coarctation genetics, Aortic Valve abnormalities, Aortic Valve metabolism, Bicuspid Aortic Valve Disease, Chromosome Banding, Chromosomes, Human, X genetics, Chromosomes, Human, Y genetics, Female, Heart Defects, Congenital complications, Heart Valve Diseases genetics, Heart Valve Diseases metabolism, Humans, In Situ Hybridization, Fluorescence, Karyotyping, Turner Syndrome complications, Heart Defects, Congenital genetics, Mosaicism, Sex Chromosome Aberrations, Turner Syndrome genetics
- Abstract
In the era of the diseasomes and interactome networks, linking genetics with phenotypic traits in Turner syndrome should be studied thoroughly. As a part of this stratagem, mosaicism of both X and Y chromosome which is a common finding in TS and an evaluation of congenital heart diseases in the different situations of mosaic TS types, can be helpful in the identification of disturbed sex chromosomes, genes and signaling pathway actors. Here we report the case of a mosaic TS associated to four left-sided CHD, including BAV, COA, aortic aneurysms and dissections at an early age. The mosaicism included two cell lines, well-defined at the cytogenetic and molecular levels: a cell line which is monosomic for Xp and Xq genes (45,X) and another which is trisomic for pseudoautosomal genes that are present on the X and Y chromosomes and escape X inactivation: 45,X[8]/46,X,idic(Y)(pter→q11.2::q11.2→pter)[42]. This case generates two hypotheses about the contribution of genes linked to the sex chromosomes and the signaling pathways involving these genes, in left-sided heart diseases. The first hypothesis suggests the interaction between X chromosome and autosomal genes or loci of aortic development, possibly dose-dependent, and which could be in the framework of TGF-β-SMAD signaling pathways. The second implies that left-sided congenital heart lesions involve sex chromosomes loci. The reduced dosage of X chromosome gene(s), escaping X inactivation during development, contributes to this type of CHD. Regarding our case, these X chromosome genes may have homologues at the Y chromosome, but the process of inactivation of the centromeres of the isodicentric Y spreads to the concerned Y chromosome genes. Therefore, this case emerges as an invitation to consider the mosaics of Turner syndrome and to study their phenotypes in correlation with their genotypes to discover the underlying developmental and genetic mechanisms, especially the ones related to sex chromosomes.
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- 2018
- Full Text
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190. [Post-traumatic macular hematoma as presenting sign of angioid streaks: Role of spectral-domain optical coherence tomography (SD-OCT)].
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Mahmoud A, Abid F, Abroug N, Mbarek S, Lahmar N, and Messaoud R
- Subjects
- Adult, Angioid Streaks complications, Diagnosis, Differential, Female, Fundus Oculi, Hematoma etiology, Humans, Macula Lutea blood supply, Macula Lutea diagnostic imaging, Retinal Diseases etiology, Angioid Streaks diagnosis, Hematoma diagnosis, Macula Lutea pathology, Retinal Diseases diagnosis, Tomography, Optical Coherence methods
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- 2018
- Full Text
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191. Viral infections of the central nervous system in Qatar: epidemiology, pathogenesis and clinical outcomes.
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Ben Abid F, Abukhattab M, Khalil O, Gohar A, Gazwani H, Al Masalmani M, Al Khal A, and Butt AA
- Abstract
Introduction: Virus-induced diseases of the central nervous system (CNS) represent a significant burden to human health worldwide. They are common causes of morbidities and mortality. There are no previous epidiomologic studies about viral CNS infections done in Qatar or in the Gulf region. We conducted this study to determine the etiology, clinical and epidimiological characteristics, and outcome of viral central nerveous system infection in patients across a larger national healthcare system., Methodology: We retrospectively evaluated all cerebrospinal fluid findings from January 2011 - March 2015 at any of the 7 hospitals in the Hamad Medical Corporation healthcare system. We included those with an abnormal CSF finding in our study. We excluded those with missing medical records, those with no clinical evidence of CNS infection or proven bacterial CNS infection. Based on pre-defined clinical and CSF (lab, culture, PCR) criteria, persons with abnormal CSF and CNS clinical findings were classified as having meningitis, meningoencephalitis, encephalitis or myelitis. We reviewed the laboratory results to determine the proportion of persons with confirmed viral etiology., Results: Among 7690 patients with available CSF results, 550 cases met the case definition criteria for viral CNS infection (meningitis 75%; meningoencephalitis 16%; encephalitis 9%; myelitis 0.4%). Two-thirds (65%) were male and 50% were between 16-60 years old. Persons from Southeast Asia (India, Pakistan, Bangladesh, Nepal, and Sri Lanka) accounted for 39.6 of all infections. A definitive virologic etiologic agent was found in 38%, among whom enterovirus was the most common (44.3%) followed by Epstein-Barr virus (31%) and varicella zoster virus (12.4%). The clinical outcome was overall good, only 2 cases died and the rest discharged to home. Ninety-eight per cent were admitted to medical ward (mean stay 7.8±6.4 days) and 2 % to an intensive care unit. (mean stay 2.7±5.4 days). Among those with confirmed viral etiology, 83.8% received ceftriaxone, 38% received vancomycin and 38% received at least one other antibiotic., Conclusion: Viral etiology is not uncommon among those evaluated for CNS infection in Qatar, and is most commonly seen in Southeast Asian immigrants. Clinical outcomes are generally excellent in this group of patients. Antibiotics are overly used even when a viral etiology is confirmed. There is a need for clinician education regarding etiology and treatment of CNS infections.
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- 2018
- Full Text
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192. Bilateral acute angle-closure glaucoma following tramadol subcutaneous administration.
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Mahmoud A, Abid F, Ksiaa I, Zina S, Messaoud R, and Khairallah M
- Subjects
- Adult, Analgesics, Opioid administration & dosage, Humans, Injections, Subcutaneous, Intraocular Pressure, Male, Tramadol administration & dosage, Analgesics, Opioid adverse effects, Glaucoma, Angle-Closure chemically induced, Tramadol adverse effects
- Abstract
Background: To report a case of bilateral acute angle closure-glaucoma following the use of subcutaneous Tramadol., Case Presentation: A 42-year-old healthy man with unremarkable past medical and ocular history, was admitted to the Orthopedic Department for surgical treatment of a bilateral open fracture of the femur following a road accident. Three hoursafterTramadolsubcutaneous injection, the patient complained of a bilateral acute painful visual loss with persistent vomiting. An ocular examination showed bilateral acute angle-closure-glaucoma. The patient was treated with topical anti-glaucoma therapy and intravenous Mannitol 20%.After resolution of ocular hypertension attack, NdYag laser peripheral iridotomy was performed on both eyes. After a follow-up period of 7 days visual acuity improved to 20/20 in both eyes and intraocular pressure returned to normal levels., Conclusions: This case highlights the risk of developing bilateral acute angle-closure glaucoma after Tramadol administration.
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- 2018
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193. [Transient monocular blindness following intra-oral local anesthesia: Case report].
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Mahmoud A, Abid F, Bouzayane M, Ammari W, Mejdoub A, and Messaoud R
- Subjects
- Anesthesia, Local methods, Anesthetics, Local administration & dosage, Child, Female, Humans, Ischemic Attack, Transient chemically induced, Ischemic Attack, Transient diagnosis, Vision, Monocular drug effects, Visual Acuity drug effects, Amaurosis Fugax chemically induced, Amaurosis Fugax diagnosis, Anesthesia, Dental adverse effects, Anesthesia, Local adverse effects, Anesthetics, Local adverse effects, Mouth drug effects
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- 2018
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194. Anterior segment optical coherence tomography and retained vegetal intraocular foreign body masquerading as chronic anterior uveitis.
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Mahmoud A, Messaoud R, Abid F, Ksiaa I, Bouzayene M, and Khairallah M
- Abstract
Background: The purpose of this single case report was to report the use of anterior segment optical coherence tomography for the diagnosis and management of a retained vegetal intraocular foreign body., Results: A 23-year-old otherwise healthy male presented with a progressive vision loss in the right eye (RE). He reported a mild ocular trauma with a tree leaf 1 year ago followed by recurrent episodes of redness and pain in the RE that partially resolved after a self-medication with topical steroids. Visual acuity of the RE was limited to light perception. Slit-lamp examination of the RE showed an iris granuloma with overlying exudate and associated anterior chamber inflammatory reaction. Film X-rays, contact B-scan ultrasonography, and CT scan showed no abnormalities. Anterior segment optical coherence tomography revealed an enclaved iris foreign body. The foreign body was removed after a short course of local antibio-corticosteroid therapy. This was followed 2 months later by cataract surgery with intraocular lens implantation, with subsequent improvement of visual acuity to 20/40., Conclusions: A missed intraocular foreign body can lead to sight-threatening complications. Anterior segment optical coherence tomography may be useful for detecting non-clinically evident intraocular foreign body involving the anterior segment masquerading as chronic anterior uveitis.
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- 2017
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195. [A hair growing on the eye: Limbal dermoid].
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Mahmoud A, Messaoud R, Abid F, and Bouzayane M
- Subjects
- Adult, Corneal Diseases diagnosis, Dermoid Cyst diagnosis, Eye Neoplasms diagnosis, Hair growth & development, Humans, Limbus Corneae diagnostic imaging, Male, Corneal Diseases pathology, Dermoid Cyst pathology, Eye Neoplasms pathology, Hair pathology, Limbus Corneae pathology
- Published
- 2017
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196. Delayed Pacemaker Generator Pocket and Lead Primary Infection Due to Burkholderia Cepacia.
- Author
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Ben Abid F, Al-Saoub H, Howadi F, AlBishawi A, and Thapur M
- Subjects
- Aged, Female, Humans, Prosthesis-Related Infections diagnosis, Burkholderia Infections diagnosis, Burkholderia cepacia isolation & purification, Pacemaker, Artificial adverse effects, Prosthesis-Related Infections microbiology
- Abstract
BACKGROUND Recently, the use of cardiac implantable electrophysiological devices (CIEDs) has increased. Advances in medical technology, an increasingly aging population, increases in clinical indications, and expanded medical insurance coverage for these devices have all contributed to this trend. Infection is considered to be one of the most serious complications of CIEDs and carries a significant risk of morbidity and mortality. Although infection with Staphylococcus sp. accounts for the majority of cases, other bacteria have been implicated as causative agents of infection of CIEDs. CASE REPORT We report the first case of primary pacemaker generator pocket and lead infection due to Burkholderia cepacia (B. cepacia) in the state of Qatar. To our knowledge, there have been few cases of CIED infection due to B. cepacia previously reported in the literature. CONCLUSIONS This case raises awareness of B. cepacia as a potential opportunistic pathogen in CIED infection. The more rare bacteria require culture on special media to provide an early diagnosis to enable proper antimicrobial therapy to commence. Adherence to infection control standards during CIED insertion would reduce infection from B. cepacia.
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- 2017
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197. Frequency and predictors of non-adherence to lifestyle modifications and medications after coronary artery bypass grafting: A cross-sectional study.
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Ali MA, Yasir J, Sherwani RN, Fareed M, Arshad F, Abid F, Arshad R, Ismail S, Khan SA, Siddiqui U, Muhammad MG, and Fatima K
- Subjects
- Aged, Coronary Disease psychology, Coronary Disease surgery, Cross-Sectional Studies, Diet methods, Exercise Therapy methods, Female, Follow-Up Studies, Humans, Male, Postoperative Period, Retrospective Studies, Surveys and Questionnaires, Cardiovascular Agents therapeutic use, Coronary Artery Bypass, Coronary Disease rehabilitation, Diet psychology, Exercise Therapy psychology, Patient Compliance statistics & numerical data, Risk Reduction Behavior
- Abstract
Background: Non-adherence to dietary recommendations, exercise and prescribed drug regimens, in coronary heart disease (CHD) patients following coronary artery bypass grafting (CABG), is a major health care issue worldwide., Aims and Objectives: The primary objective of this study was to investigate the frequency and predictors of non-adherence to lifestyle changes and medication among CHD patients after undergoing CABG surgery., Method: The sample of this cross sectional descriptive study was 265 patients who underwent isolated primary CABG. Participants who met the eligibility criteria were provided with a pre-coded questionnaire 4 weeks or more after surgery. Adherence was assessed on the basis of patient's self-report. Significance of results was analyzed using Chi square test., Results: Roughly half of the patients were non-adherent to dietary recommendations (n=120, 45.3%) and exercise (n=109, 41.1%) while about one third (n=69, 26%) were non-adherent to prescribed medications. Unwillingness to adopt a new lifestyle and more than one social gathering per week, were found to be statistically significant predictors of non-adherence to diet (p-values<0.001). Reluctance to follow exercise regimen, busy schedule, and fear that exercise will aggravate heart issues were commonly reported as reasons for non-compliance to exercise. As for non-adherence to medication, forgetfulness, affordability of drugs and too many medications to take were important predictors., Conclusion: Non-adherence to lifestyle modifications and medication is an emerging problem worldwide. It is essential for medical health professionals to discuss these predictors and address them individually. Our findings highlight the need for a healthy physician and patient relationship., (Copyright © 2017. Published by Elsevier B.V.)
- Published
- 2017
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198. Primary Pituitary Tuberculosis Revisited.
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Ben Abid F, Abukhattab M, Karim H, Agab M, Al-Bozom I, and Ibrahim WH
- Subjects
- Adenoma diagnosis, Diagnosis, Differential, Diagnostic Errors, Female, Headache etiology, Humans, Magnetic Resonance Imaging, Middle Aged, Oculomotor Nerve Diseases etiology, Pituitary Diseases diagnosis, Pituitary Neoplasms diagnosis, Pituitary Diseases microbiology, Tuberculosis, Central Nervous System diagnosis
- Abstract
BACKGROUND Primary pituitary tuberculosis (in absence of other organ involvement and constitutional symptoms) is an extremely rare disease with total reported cases in the literature fewer than a hundred. Misdiagnosis as pituitary adenoma is common and late diagnosis can result in a permanent endocrine dysfunction and/or long-term neurologic sequelae. CASE REPORT We report on the case of a middle-aged woman who presented with severe headache and left third cranial nerve palsy. Magnetic resonance imaging (MRI) revealed a large pituitary tumor invading the left cavernous sinus. The case was initially misdiagnosed as pituitary adenoma. A pituitary biopsy was performed and was suggestive of pituitary tuberculosis. Extensive radiologic investigations did not reveal any evidence of other organ involvement by tuberculosis. She was successfully treated with anti-tuberculous medications. CONCLUSIONS In areas with a high pre-test probability of tuberculosis, pituitary tuberculosis should be included in the differential diagnosis of pituitary tumors in order to avoid unnecessary surgical interventions. Besides being the first histologically-proven primary pituitary tuberculosis case reported from Qatar, the current case is unique in that extensive radiologic investigations did not reveal any evidence of other systemic or pulmonary tuberculosis.
- Published
- 2017
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- View/download PDF
199. Alternaria keratitis after uneventful phacoemulsification in an otherwise healthy adult.
- Author
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Khochtali S, Hriz A, Abid F, Khairallah-Ksiaa I, Jelliti B, and Khairallah M
- Abstract
Background: Fungal infections of self-sealing corneal incisions in cataract surgery are scarce. We report a case of Alternaria keratitis, several weeks after uneventful clear-cornea phacoemulsification., Findings: A 42-year-old woman, with a history of retinitis pigmentosa, complained of painful red right eye, 45 days after uneventful self-sealing clear-cornea phacoemulsification. Slit-lamp examination revealed multiple snow-like contiguous stromal infiltrates, with irregular margins, and no epithelial defect. These infiltrates were unresponsive to topical quinolones and topical corticosteroids as well as oral valaciclovir. Culture from corneal biopsy specimen grew Alternaria species. Management consisted of topical amphotericin-B, and then a combination of topical and oral voriconazole. The corneal infiltrates progressively healed. One year later, the best-corrected visual acuity was 20/400., Conclusions: Fungal infection, particularly Alternaria keratitis, should be considered in the differential diagnosis of delayed post-cataract surgery keratitis. Prompt diagnosis and management are mandatory to improve visual prognosis.
- Published
- 2016
- Full Text
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200. Tuberculosis cost in tunisia.
- Author
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Hsairi M, Ben Braham M, Gamara D, Fourati R, Abid F, Tritar F, and Charfi MR
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- Delayed Diagnosis, Humans, Tuberculosis, Multidrug-Resistant economics, Tuberculosis, Multidrug-Resistant prevention & control, Tuberculosis, Pulmonary diagnosis, Tuberculosis, Pulmonary therapy, Tunisia, Costs and Cost Analysis, Tuberculosis, Pulmonary economics
- Abstract
Background: Tuberculosis (TB) infects one third of the world population. Its economic impact is important, affecting the global economy in the World., Objective: To determine the economic costs related to tuberculosis in Tunisia., Methods: Calculations were made for the reference year 2013; we covered all cost components of the disease, which are related to program management, BCG vaccination, health workers training, social mobilization, screening, chemoprophylaxis, and tuberculosis care. With the exception of costs related to care, which were the subject of a specific survey, the costs of other categories were obtained from the National TB Control Program., Results: The cost of the different components related to the management, prevention, screening and tuberculosis care in 2013 amounted 504688,000DT. The cost of care represented 80.0% of total costs (6807 808,000DT) ; cost related to program management represented 13.2% (1 121 580,00 DT) and the BCG vaccination 6.0% e (512 300,00DT) The average cost per patient was 1447,360 DTin 2013., Conclusion: Reducing the cost of tuberculosis, would involve reducing diagnostic delay. It is also recommended to reduce hospitalization recourse, and prevent multidrug resistance which lead to additional expenditures.
- Published
- 2016
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