38 results on '"D. Ben Hassine"'
Search Results
2. Spirometry feedback as a motivational tool for tobacco cessation
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M Ben Fredj, B Garrach, H Abroug, I Zemni, W Dhouib, C Bennasrallah, D Ben Hassine, M Kacem, I Bouanene, and A Belguith Sriha
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Public Health, Environmental and Occupational Health - Abstract
Background Tobacco use remains a major public health problem especially in developing countries and emerging economies. The evidence about the effect of spirometry on smoking cessation is still controversial. The aim of this study was to determine whether a spirometry and lung age announcement were a motivator for smoking cessation. Methods We conducted a randomized controlled trial among patients who attended the smoking cessation clinic (SCC) at Fattouma Bourguiba University Hospital in Monastir, from June 2017 to February 2020. Participants were assigned into two groups, a control arm receiving standard program and intervention arm receiving standard program and lung age announcement. The primary outcome was the smoking cessation rates after one year of follow-up between the intervention arm and the control arm. Results A total of 500 patients were recruited and randomized with 250 patients in each group. At one-year endpoint, a total of 456 patients were reachable for assessment, 236 in control group and 220 in spirometry group. The loss rate was equal to 8.8% (54/500). Six months smoking rate was 78 (33.1%) in control group and 106 (48.0%) in intervention group (p = 0.002). One-year smoking cessation rate was higher in the intervention group than the control group (25.5% versus 16.5%), with a considerable statistical significance (p = 0.019). Spirometric lung age was significantly higher at paired comparison with chronologic age (58.81vs 46.54; p Conclusions Smoking cessation is still a challenging procedure with a high risk of relapse. This study is an additional evidence for spirometry and lung age announcement as motivators for cessation. Key messages Spirometry increased the motivation of smoking cessation. The equipment of smoking cessation centers by spirometry may contribute on tobacco control.
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- 2021
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3. Comparison of SARS-CoV-2 RNA clearance between elderly and young patients with COVID-19
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I Zemni, C Bennasrallah, W Dhouib, D Ben Hassine, M Ben Fredj, M Kacem, H Abroug, R Klii, I Bouanene, and A Belguith Sriha
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medicine.medical_specialty ,Proportional hazards model ,business.industry ,Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) ,Hazard ratio ,Public Health, Environmental and Occupational Health ,RNA ,Outbreak ,Asymptomatic ,Internal medicine ,medicine ,DB: COVID-19 pandemic: the aftermath ,AcademicSubjects/MED00860 ,AcademicSubjects/SOC01210 ,Poster Sessions ,medicine.symptom ,Viral shedding ,business ,AcademicSubjects/SOC02610 ,Cohort study - Abstract
Background The SARS-CoV-2 outbreak in 2020 caused a highly transmissible disease with a significant impact on the elderly. Understanding viral clearance duration of COVID-19 is important to tailor prevention strategies to this vulnerable category. We aimed to investigate the SARS-CoV-2 infection duration and associated factors to prolonged viral clearance among elderly people comparatively to young people. Methods We conducted a cohort study of asymptomatic and mild forms of COVID-19 patients admitted to the designated national COVID-19 center in Monastir, Tunisia. Patients included in the study were divided into two cohorts: (elderly group: ≥ 60 years old) and (young group: < 60 years old) and were followed up to their RNA viral conversion. Stratified cox regression was performed to determine associated factors with prolonged viral SARS-CoV-2 RNA clearance in elderly subgroups. Results The study included a total of 289 patients with asymptomatic and mild forms of COVID-19. The median term of viral shedding was 20 days (IQR; 16 - 32 days) for the young group, and 21 days (IQR; 17 - 33 days) for the elderly group. The stratified cox regression showed that Age ≥ 60 was an associated factor to prolonged viral shedding in male sex (HR (Hazard Ratio): 1.91; 95% CI: 1.19 - 3.07) and patients with comorbidities (HR:1.68; 95% CI: 1.02 - 2.75) especially diabetics (HR: 2.06; 95% CI: 1.01 - 4.21). Conclusions This study, focused on the factors associated with a prolonged duration of viral RNA clearance in elderly with COVID-19. These Potential factors will help planners to chalk out effective strategies among this vulnerable category. Key messages Old age is associated with a prolonged duration of viral RNA clearance in specific subgroups. Identifying these subgroups is important to know how prioritize preventive strategies in elderly.
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- 2021
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4. The association between face mask use and SARS-CoV-2 RNA viral clearance: A cohort study in Tunisia
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W Dhouib, D. Ben Hassine, Imen Zemni, M. Ben Fredj, A. Belguith Sriha, C. Ben Nasrallah, Ines Bouanene, H. Abroug, M Kacem, and I Charrada
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medicine.medical_specialty ,business.industry ,Public Health, Environmental and Occupational Health ,Outbreak ,Disease ,medicine.disease_cause ,Vaccination ,Interquartile range ,Internal medicine ,Cohort ,medicine ,DB: COVID-19 pandemic: the aftermath ,AcademicSubjects/MED00860 ,AcademicSubjects/SOC01210 ,Poster Sessions ,Prospective cohort study ,business ,AcademicSubjects/SOC02610 ,Cohort study ,Coronavirus - Abstract
Background The outbreak of coronavirus disease (COVID-19) continues to constitute an international public health concern. Scientific evidence showed that community mask wearing is an effective nonpharmacologic intervention to reduce the spread of this infection. However, few data are available about the effect of face masking on the duration of the disease. We aimed to study the association between recovery time among a Tunisian cohort of COVID-19 confirmed patients and mask wearing. Methods A prospective cohort study was conducted from March to July 2020 including patients with COVID-19 admitted to the Tunisian national containment center. Data were collected via phone call interview. Kaplan-Meir Methods and Cox proportional hazards regression models were, respectively, used to study the association between recovery time and face masks use. Results Among the 264 patients included, the median duration of viral clearance was 20 days (interquartile range (IQR 17-32days)). The median time to RNA viral conversion was 18 days (IQR 16-21 days) when using masks versus 23 days (IQR17-36 days) without wearing masks. Face masks use was significantly associated with an accelerated RNA clearance of SARS-CoV-2 (HR 2.006, 95% CI 1.247-3.228) (p = 0.004). Conclusions With the emergence of new variants, it is important to adopt widespread mask wearing to avoid SARS-CoV-2 infection and accelerate RNA negative conversion, until effective levels of vaccination are achieved nationally. Key messages Face masking was associated with accelerated RNA clearance of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Promoting community mask wearing during COVID-19 pandemic is crucial.
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- 2021
5. Viral shedding in asymptomatic versus symptomatic patients with COVID-19
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I Zemni, C Ben Nasrallah, W Dhouib, A Maatouk, D Ben Hassine, M Ben Fredj, H Abroug, M Kacem, I Bouanene, and A Belguith Sriha
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medicine.medical_specialty ,Coronavirus disease 2019 (COVID-19) ,Isolation (health care) ,business.industry ,Public Health, Environmental and Occupational Health ,Anosmia ,Outbreak ,Asymptomatic ,Internal medicine ,medicine ,DB: COVID-19 pandemic: the aftermath ,AcademicSubjects/MED00860 ,AcademicSubjects/SOC01210 ,Poster Sessions ,medicine.symptom ,Viral shedding ,Prospective cohort study ,business ,AcademicSubjects/SOC02610 ,Survival analysis - Abstract
Background An outbreak of coronavirus disease 2019 (COVID-19) is becoming a public health emergency. Data are limited on the association between a prolonged viral shedding in patients with COVID-19 and having symptoms. We aimed to study the association between the presence of symptoms and recovery time of COVID-19 confirmed patients. Methods We conducted a prospective cohort study of COVID-19 patients admitted to the designated national COVID-19 center in Monastir, Tunisia from March to July 2020. Kaplan-Meier survival curve and Cox proportional hazards regression models were used to assess viral shedding in asymptomatic versus symptomatic patients with COVID-19. Results Among the 264 patients included in the study, symptoms such as anosmia, dry cough, and fatigue were reported by 34.4% (n = 75) of cases. The median time to RNA viral conversion was 24 days (IQR 18-36 days) for symptomatic patients versus 20 days (IQR 16-30 days) for asymptomatic patients. Having symptoms was significantly associated with a prolonged viral shedding (HR 0.600, 95% CI 0.401-0.897) (p = 0.013). Conclusions Our findings revealed that having symptoms delayed viral clearance among COVID-19 patients. Therefore, symptomatology should be taken into consideration in isolation strategy for infected patients. Key messages Having symptoms was associated with a delay in SARS-CoV-2 RNA clearance. The presence of symptoms should be taken into consideration for patient’s isolation strategy.
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- 2021
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6. Impact of Haemophilus influenza immunization on hospitalized acute respiratory infections
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M Ben Fredj, W Dhouib, C Bennasrallah, H Abroug, I Zemni, D Ben Hassine, M Kacem, I Bouanene, and A Belguith Sriha
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Public Health, Environmental and Occupational Health - Abstract
Background Immunization is the most cost-effective measure to combat communicable diseases in childhood. Haemophilus influenza (Hib) vaccine was included in the Tunisian expanded program of immunization for the first time in 2002 (Hib Vaccine monovalent) and is currently combined with the pneumococcal vaccine(Hib vaccine pentavalent combination) since April 2019. We aimed to assess impact of Hib vaccine on Respiratory Infection(RI) admissions in children aged up to 3 years. Methods It was a cohort study from January 1, 2002 to December 31, 2013. All Respiratory Infection (RI) admissions in children aged up to 3 years in the university hospital of Monastir(Tunisia) were enrolled. Results Admissions for RI represented 17.6% (CI95%: 17.3-18.1) of all communicable diseases hospitalizations (n = 6 061/34 289). The median age was 22 years (IQR: 3-52). Admission for Pneumonia with Streptococcus Pneumoniae (SP) increased significantly during study period (b = 25.9 (p < 0.0001)) especially in children up to 5 years old (b = 10.6) and in elderly (b = 6.0). Among children up to 3 years old, the Crude incidence rate per 100,000 for Hib pneumonia admission were 11.6 in Non-Vaccinated Cohort (NVC), 10.6 in Vaccinated Cohort (VC) by protocol 1 (Hib Vaccine monovalent) and 0.80 in VC by protocol 2 (Hib vaccine pentavalent combination).The relative risk reduction was 99% for protocol 2 (p < 0.001). Conclusions Admissions for RI in a tertiary level hospital were common with an increasing trend. The Hib immunization program, in particular the second protocol (pentavalent combination), has had a positive impact on the reduction of related acute diseases. Key messages The Hib immunization program, has had a positive impact on the reduction of related acute diseases. The “Hib vaccine pentavalent combination “is more efficient than “Hib Vaccine monovalent”.
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- 2021
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7. Predictive negative value of the COVID-19 rapid antigen test
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H Abroug, D Ben Hassine, M Ben Fredj, I Zemni, M Kacem, I Bouanene, and A Belguith Sriha
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medicine.medical_specialty ,Coronavirus disease 2019 (COVID-19) ,business.industry ,Public Health, Environmental and Occupational Health ,Value (computer science) ,University hospital ,Rapid antigen test ,Internal medicine ,medicine ,DB: COVID-19 pandemic: the aftermath ,Test timing ,AcademicSubjects/MED00860 ,AcademicSubjects/SOC01210 ,Binary regression ,Poster Sessions ,p-value ,business ,Prospective cohort study ,AcademicSubjects/SOC02610 - Abstract
Background Testing is a crucial tool in the pandemic response to identify and confirm COVID-19 in those who are symptomatic. The aim of the present study was to assess the negative predictive value (NPV) of COVID-19 Rapid Antigen Testing (RAT) according to the symptoms, test timing in relation to symptom onset and characteristics of the person. Methods We performed a prospective cohort study of patients attended the COVID-19 testing center at the university hospital of Monastir, between 23 November 2020 and 19 April 2021. In the first time we performed the COVID19 RAT. In the second time, if this result was negative we performed the reverse transcription polymerase chain reaction (rRT-PCR). The NPV was conducted with SPSS software, version 21.0. A logistic binary regression was performed to determine factors affected the NPV of COVID-19 RAT. A p value of < 0.05 was considered statistically significant. Results A total of 855 tests were performed, of which 807 were RAT and 467 rRT-PCR. Positive RAT test was found in 336 cases (39%). False negative RAT was noted in 87 cases (10.2%). The NPV of RAT was 83.6%. The NPV ranged between 80% and 88% for the following symptoms: fever, cough, myalgia, dyspnea, dizziness, asthenia, headache, myalgia, odynophagia, flu_rhume. It varied from 64.2 to 77.8 for Ageusia, Anosmia, Arthralgia, chest pain, thrill, digestive signs. The NPV was equivalent according to age and gender. The NPV varied from 80 to 100% if the test was applied between the first and the 5th day for the onset of symptoms. Beyond this duration, it decreased to 50%. A long period of symptom onset (>5 days) increased significantly the risk of false negative RAT (OR = 2.57 IC95%: [1.38-4.82], p = 0.003). Conclusions Many factors may affect the performance of COVID-19 Rapid Antigen Testing (RAT). In fact, negative RAT should be completed by a rRT-PCR according to the the type of symptoms and the time from illness onset. Key messages False negative RAT rate was high. Many factors must be taken into account in interpreting the RAT, in particular the type of symptoms and the time from illness onset.
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- 2021
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8. Health system saturation in managing COVID-19 patients in Monastir, Tunisia
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D Ben Hassine, I Zemni, W Dhouib, M Ben Fredj, C Bennasrallah, M Kacem, H Abroug, C Chriaa, I Bouanene, and A Belguith Sriha
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medicine.medical_specialty ,education.field_of_study ,Coronavirus disease 2019 (COVID-19) ,business.industry ,Public health ,Population ,Public Health, Environmental and Occupational Health ,Intensive care unit ,Bed Occupancy ,law.invention ,Turnover ,law ,Intensive care ,Health care ,Emergency medicine ,medicine ,DB: COVID-19 pandemic: the aftermath ,AcademicSubjects/MED00860 ,AcademicSubjects/SOC01210 ,Poster Sessions ,business ,education ,AcademicSubjects/SOC02610 - Abstract
Background COVID-19 emerged in late 2019 and quickly became a serious public health problem worldwide. This study aimed to determine the average length of stay, occupancy bed rate and bed turnover rate for COVID-19 patients in Monastir university hospital between the 1st October 2020 and 28th february 2021. Methods This is a cross-sectional study that enrolled all hospitalizations for COVID19 in Monastir University hospital, the unique third level healthcare in this region, between the 1st October 2020 and 28th february 2021. The following indicators: the average length of stay, the occupancy bed rate and the bed turnover rate were calculated during the study period. Results We included 762 hospitalizations for COVID-19 during the study period. The average age of our population was 64,22 years (standard deviation= 14,17). Male predominance was noted with sex ratio=1,63. The median length of stay was significantly longer in the intensive care unit (ICU) than in the other departments (11 (7;16) days, versus 7(2;14) days), p = 0.008. The average number of beds available for COVID-19 patients during the study period was 13 in the ICU and 65 in the other wards. The bed turnover rate and the bed occupancy rate per month were respectively 2,66 patient/bed/month and 96,26% in the ICU versus 1,74 patient/bed/month and 62,26% in the other wards. The occupancy bed rate in the ICU exceeded the 100% during the outbreak of January and February 2021 (129,72% and 120,66% respectively). Conclusions Despite the efforts by the health services and social isolation measures in Tunisia, this study highlighted the saturation of our health system with an overload in intensive care units. Key messages Length of stay for patients with Covid-19 was significantly the longest in ICU. The occupancy bed rate, exceeding 100% in ICU, highlighted the health system collapse in managing COVID-19 patients.
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- 2021
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9. 210 - Tendance thématique des thèses tunisiennes de médecine préventive et communautaire
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N. Haddad, D. Chebil, S. Melki, S. Nouira, D. Ben Hassine, and A. Ben Abdelaziz
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Epidemiology ,Public Health, Environmental and Occupational Health - Published
- 2022
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10. 233 - Effets pervers de la COVID-19 sur les soins dans deux hôpitaux de référence en Tunisie
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D. Ben Hassine, S. Melki, S. Nouira, M. Ben Saad, T. Ben Ahmed, A. Mizouri, L. Ben Fatma, and A. Ben Abdelaziz
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Epidemiology ,Public Health, Environmental and Occupational Health - Published
- 2022
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11. 211 - Devenir éditorial des thèses tunisiennes de médecine préventive et communautaire
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N. Haddad, D. Chebil, S. Nouira, S. Melki, D. Ben Hassine, and A. Ben Abdelaziz
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Epidemiology ,Public Health, Environmental and Occupational Health - Published
- 2022
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12. Tunisian Date Cultivars: Economical Aspect, Physicochemical Properties, Sensory Characterization and Potential Valorization
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H. Ben Ismail and D. Ben Hassine
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Sustainable development ,Geography ,Agroforestry ,Phoenix dactylifera ,Production (economics) ,Dietary fiber ,Cultivar ,Livelihood ,Crop species ,Arid - Abstract
The date palm (Phoenix dactylifera L.) is one of the oldest cultivated species in the Middle East and North Africa region particularly Tunisia, known by the most commercialized cultivars Deglet Nour, Allig, Khouat Allig and Kenta. It is now also cultivated in many arid and semi-arid regions around the world. The date palm is also one of the crop species generating the most important income and represents a major source of export earnings and livelihoods for millions of rural smallholders. It ensures food and nutritional security for millions of users. Thus, the economic activities generated by dates production can positively contribute to the achievement of certain goals of sustainable development. This chapter book aims to promote dates as special fruits for economic, environmental and social development; with regard to nutritional value and bioactive properties, since the fruit is recognized for its high content of carbohydrates, dietary fiber, and ash. This fruit is also a rich source of high value antioxidant compounds as polyphenols. The history and symbolic meaning, the importance of dates and their traditional use were investigated. For example, in Tunisia, seeds palms are used not only as byproduct for food industries but in cosmetic to prepare eye Pencil “KOHL”, and to create “Koffa” which is a hand bag. The sensory characterization of Tunisian dates is an essential step in chemical analysis for defining the characteristics and value of food products. Mainly, Degletnour cultivar was the most appreciated for its organoleptic properties. Several potential valorization of date palm fruit and its coproducts were highlighted in this chapter book to give a lecturer a large overview. As example, valorization in food industries, animal feed, artisanal products, Energy production, etc
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- 2021
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13. Contributors
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Ali Abbas, Mansurah A. Abdulazeez, Abdulmalik S. Abdullahi, Yousef Abusamra, Gabriel Olaniran Adegoke, Oluyemisi Elizabeth Adelakun, Euloge S. Adjou, M.O. Afolabi, Naveed Ahmad, Nafees Ahmed, Nasir Al Awwad, Ahmed Al-Harrasi, Khalid M. Alkharfy, Abdolamir Allameh, Jackson Roberto Guedes da Silva Almeida, Saeed S. Al-Sokari, Demet Altindal, Nüket Altindal, Sunday J. Ameh, Ahmed M. Amerah, Shabana Y. Ansari, Farooq Anwar, Sirajudheen Anwar, Nor Azah Mohamad Ali, Raúl Avila-Sosa, J.F. Ayala-Zavala, Buniyamin A. Ayinde, Manjeshwar Shrinath Baliga, Arnaldo L. Bandoni, Enrique Barrajón-Catalán, Afshin Akhondzadeh Basti, Alaa El-Din Ahmed Bekhit, Harshith P. Bhat, Sanjib Bhattacharya, Rekha Boloor, J. Bouajila, Nuria Martí Bruñá, Gabriel A. Cardoso-Ugarte, Mahesh Chandra, Natarajan Chandrasekaran, Chiou L. Chang, Amit Chauhan, Qi-Xiong Chen, Eliton Chivandi, Su-Tze Chou, Teresa Soledad Cid-Pérez, Francesco Cimino, Wanjala W. Cornelius, Emmanoel Vilaça Costa, M.R. Cruz-Valenzuela, Rachael Dangarembizi, Kuntal Das, Jairus R.D. David, Manisha DebMandal, Eduardo Dellacassa, Irene Dini, Athula Ekanayake, Heriberto V. Elder, Seyed Ahmad Emami, Lauren A.E. Erland, Kennedy H. Erlwanger, Felix O. Evwiehurhoma, Evandro Fei Fang, H. Ferhout, Caio P. Fernandes, Avelina Franco-Vega, Hassan Gandomi, Gereziher Gebremedhin, Thomas George, Roberta Ghizzoni, Vijayalakshmi Ghosh, Mebrahtom Gibrelibanos, Anwar-ul-Hassan Gilani, María G. Goñi, G.A. González-Aguilar, Ivan R. Green, María S. Guala, Hongwei Guo, K.N. Gurudutt, Sofiane Habibatni, Yousef A. Hanani, Raghavendra Haniadka, D. Ben Hassine, Mohammad K. Hassanzadeh, Ángel Hernández, María Dolores Hernández, Hidayat Hussain, Ramakrishna Pai Jakribettu, Bolanle D. James, Mailina Jamil, Chee Beng Jin, María José Jordán, Rajesh K. Joshi, Asta Judžentienė, Ömer Cem Karakoç, Aman Karim, Ali Khanjari, D. Khlifi, Anastasios Koidis, Adam Kokotkiewicz, Isoko Kuriyama, Matìas O. Lapissonde, J.M. Leyva, Chun Li, Chih-Chien Lin, Qing X. Li, Xiaolin Li, Xiao-Wen Li, Kristina Ložienė, Domingo Saura López, Aurelio López-Malo, Maria Luczkiewicz, Qiu Lu, Soheil S. Mahmoud, José Guilherme S. Maia, Vera Krimer Malešević, G.R. Mallavarapu, Manisha Mandal, Shyamapada Mandal, Abdalbasit Adam Mariod, António Marques, Jing-Kun Miao, Vicente Micol, Yoshiyuki Mizushina, Aranzazu Morales-Soto, Caterina Morcia, María R. Moreira, Rosa Helena V. Mourão, Amitava Mukherjee, Zahra Tayarani Najaran, Maryam Nasery, Addí Rhode Navarro-Cruz, Guadalupe Virginia Nevárez-Moorillón, Tzi Bun Ng, Negin Noori, Maria Leonor Nunes, Trevor T. Nyakudya, Obiageri Obodozie-Ofoegbu, Bosede Folake Olanipekun, L.A. Ortega-Ramirez, Arthur C. Ouwehand, M. Ovando-Martínez, Olusegun James Oyelade, Rajendra Chandra Padalia, Enrique Palou, A.K. Pant, Yong-Lak Park, Ivana Peričin-Starčević, Gomathi Periasamy, Kaan Polatoğlu, Alejandra G. Ponce, Om Prakash, H. Punetha, Lu-ping Qin, Lucindo José Quintans Júnior, Jullyana de Sousa Siqueira Quintans, A.E. Quirós-Sauceda, Suzana Vieira Rabelo, Ljiljana Radulović-Popović, Manoj P. Rai, B.R. Rajeswara Rao, Mohamed F. Ramadan, E.G. Raoelison, Iraj Rasooli, D.S. Rawat, Najeeb U. Rehman, Fatima Reyes-Jurado, José-Luis Ríos, Leandro Rocha, I. Rodriguez-Garcia, Sara I. Roura, Antonella Saija, Ibrahim Sani, Antonio Segura-Carretero, Mađarev-Popovič Senka, Ying Shih, Rui-He Shi, B.A. Silva-Espinoza, Maria E. Sosa-Morales, Jose Antonio Sotomayor, Mohamed M. Soumanou, Antonio Speciale, Alexandros Ch Stratakos, Robert J. Strife, Saranya Sugumar, Yasmina Sultanbawa, K.V. Syamasundar, Jun-Hyung Tak, M.R. Tapia-Rodríguez, Bárbara Teixeira, Valeria Terzi, Andrew Thaliath, Luis Armando Candido Tietbohl, Laura Tomás-Menor, José Vinicio Torres-Muñoz, Giorgio Tumino, Catalina M. van Baren, Žužana Vaštag, F.J. Vazquez-Armenta, G.R. Velderrain-Rodríguez, Petras Rimantas Venskutonis, Ram Swaroop Verma, Mohamed E. Wagih, Jack Ho Wong, Wanzala Wycliffe, Alam Zeb, Gerhard N. Zehentbauer, and Cheng-jian Zheng
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- 2016
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14. Curry Plant (Helichrysum sp.) Oils
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D. Khlifi, D. Ben Hassine, Jalloul Bouajila, Hicham Ferhout, and Emmanuel Guy Raoelison
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Antifungal ,biology ,medicine.drug_class ,Curry ,Asteraceae ,biology.organism_classification ,Antimicrobial ,law.invention ,Genus ,law ,Botany ,Helichrysum ,medicine ,computer ,Essential oil ,computer.programming_language - Abstract
All over the world, the genus Helichrysum (Asteraceae family) has been used in traditional medicine for at least 2000 years. Various studies have investigated the Asteraceae family, especially the genus Helichrysum , which has shown an important mixture of secondary metabolites, mainly essential oils. This chapter reviews the literature and aims to provide readers with comprehensive information about various species of Helichrysum , located in Madagascar and also in all over the world (Greece, Lybia, Italia, Tansania, etc.), their essential oils chemical composition, and their traditional uses. This chapter focuses on the use of essential oils as antispoilage, antifungal, and antibacterial agents, and antioxidants. Several studies have focused on Helichrysum essential oil and its constituents have been largely employed as favoring agents in foods. Many have also exhibited large antimicrobial activity.
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- 2016
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15. Impact of pharmaceutical and non-pharmaceutical interventions on COVID-19 in Tunisia.
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Abroug H, Bennasrallah C, Ben Fredj M, Kacem M, Ben Belgacem M, Dhouib W, Gara A, Maatouk A, Zemni I, Ben Hassine D, Gallas S, Bouanene I, and Sriha Belguith A
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- Humans, Tunisia epidemiology, SARS-CoV-2, COVID-19 Vaccines administration & dosage, COVID-19 prevention & control, COVID-19 epidemiology, COVID-19 mortality
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Background: In COVID-19 management, a variety of pharmaceutical interventions (PI) and non- pharmaceutical interventions (NPI) were adopted to limit the spread of the disease and its associated deaths. We aimed to evaluate the impact of PI and NPI on risks of COVID-19 transmission and deaths., Method: We collected aggregate data from March 2nd, 2020, to December 1, 2022 from the Tunisian Ministry of Health's website and OurWorldInData.org site. NPI Periods (NPIP: March 2020 to March 2021) and PI Periods (PIP) were distributed to NPIP1, 2, 3 and 4 and to PIP1, 2, 3 and 4, respectively. We calculated the Relative Risks (RR) and 95% Confidence Intervals (CI) by comparing the subsequent period with previous one., Results: The risk of SARS-CoV-2 transmission increased progressively from the zero cases period (NPIP2) to the mitigate strategy period (NPIP3) (RR = 14.0; 95% CI: 12.4-15.8) and to the stop-and-go epidemic control period (NPIP4) (RR = 23.1 (95% CI: 22.4-23.9). It was stabilized in the targeted vaccination period (PIP1) (RR = 1.08, 95% CI: 1.07-1.08) and reduced during the mass vaccination period (PIP2) (RR: 0.50, 95% CI: 0.50-0.51). SARS-CoV-2 transmission, increased during PIP3 concomitant with the Omicron wave (RR = 2.65, 95% CI: 2.64-2.67). It remained at a low level in PIP4 (RR = 0.18; 95% CI: 0.18-0.18). Compared to NPIP2, NPIP3 and NPIP4 were associated with a higher risk of COVID-19 mortality (RR = 3.337; 95% CI: 1.797-6.195) and (RR = 72.63 (95% CI: 54.01-97.68), respectively. Since the start of the immunization program, the risk of COVID-19 death has consistently decreased. In comparison to each previous period, the risk transitioned in PIP1 to RR = 0.91; 95% CI: 0.88-0.93, then to RR = 0.85; 95% CI: 0.83-0.88 in PIP2, to RR = 0.47; 95% CI: 0.45-0.50 in PIP3, and to RR = 0.19; 95% CI: 0.18-0.24 during PIP4., Conclusion: In terms of lowering the risk of transmission and mortality, the NP strategy at the beginning of the epidemic outperformed the IP strategy during the outbreak., (© 2024. The Author(s).)
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- 2024
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16. Major mistakes in scientific medical writing based on manuscripts' reviews.
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Melki S, Ben Hassine D, Chebil D, Zanina Y, Ben Saad H, and Ben Abdelaziz A
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- Humans, Writing, Bibliometrics, Publishing, Medical Writing
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Introduction: Peer review is a crucial process in ensuring the quality and accuracy of scientific research. It allows experts in the field to assess manuscripts submitted for publication and provide feedback to authors to improve their work., Aim: To describe mistakes encountered while peer reviewing scientific manuscripts submitted to "La Tunisie Médicale" journal., Method: This was a bibliometric study of research manuscripts submitted to "La Tunisie Médicale" and reviewed during 2022. The data collected included the type of the manuscripts and the number of reviews conducted per manuscript. The study also identified variables related to writing mistakes encountered during the peer review process., Results: A total of 155 manuscripts (68% original articles) were peer reviewed and 245 reviews were delivered, by two reviewers. Out of 62 mistakes detected, 21% concerned the results section. In 60% of the manuscripts, the keywords used were not MeSH (Medical Subject Headings) terms. The introduction lacked in-text citations in 30% of the reviewed manuscripts, while the method section did not have a clear study framework (27%). The two major mistakes detected in the results section were the misuse of abbreviations in tables/figures, and the non-respect of the scientific nomenclature of tables/figures with respectively 39% and 19% of manuscripts., Conclusion: This study identified 62 mistakes while reviewing scientific manuscripts submitted to "La Tunisie Médicale" journal. Scholars can benefit from participation in scientific writing seminars and the use of a safety checklist for scientific medical writing to avoid basic mistakes.
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- 2024
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17. Who are the Best Scientists in Tunisia? Analysis of the 2023 edition of the “Research.com” platform.
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Ben Abdelaziz A, Ben Abdelaziz A, Zanina Y, Ben Hassine D, Melki S, and Khelil M
- Subjects
- Humans, Tunisia, Efficiency, Obesity
- Abstract
Aim: Describe the performance of scientists assigned to Tunisian research structures, according to their academic disciplines, according to the Research.com platform https://research.com/), in 2023., Methods: This is a reading focused on the productivity of scientists working in Tunisia, of the new 2023 edition of the international Research.com platform, ensuring the monitoring of 26 academic disciplines and 166880 scientists, affiliated with around three thousand research structures, and representing 1% of leading scientists in a discipline. In this platform, the ranking of researchers was based on the D-index indicator (equivalent to the h-index of a given discipline), calculated as of December 21, 2022., Results: Around fifteen of the "Best Scientists", affiliated with Tunisian research structures, were selected by the Research.com platform (2023), belonging to eight disciplines including particularly "Chemistry", "Plant Sciences and Agronomy" and "Engineering and Technology". These researchers were attached to seven establishments including the universities of "Sfax" and "Monastir" and the "Borj Cedria - Sidi Thabet Biotechnology Center". Among these winners: Professors Moncef NASRI (Sfax, "Biology and Biochemistry", D-index=74), Chedly ABDELLY (Borj Cedria, "Agronomy", D-index=72) and Adel M. ALIMI (Sfax, "computer science», D-index=44)., Conclusion: In Tunisia, the list of "Best scientists" in the Research.com ranking (2023) made it possible to identify two colleges of leaders in scientific research ("Health Sciences" and "Fundamental Sciences"), constituting priority consortia for strengthening the national strategy to support the mobility and networking of researchers, as well as the proliferation and visibility of their publications.
- Published
- 2023
18. Predictors of the publication of the doctoral thesis at the Faculty of Medicine of Sousse (Tunisia).
- Author
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Ben Abdelaziz A, Errafei A, Zanina Y, Ben Hassine D, Ben Abdelaziz A, and Azzaza M
- Subjects
- Humans, Tunisia epidemiology, Databases, Factual, Faculty, MEDLINE, Medicine
- Abstract
Aim: To identify the predictive factors for the publication of theses defended at the Faculty of Medicine of Sousse (FMSO) in Tunisia., Methods: The development of the dissertation was studied following the interrogation of three databases "Medline", "Scopus" and "article @INIST" as well as "Scholar Google". The drafting quality of the thesis summary was assessed using a grid of 20 iso-weighted items. The predictors of publication were studied by binary logistic regression, with a significance level of 10%., Results: Out of the 670 theses defended at the FMSO, the mention "proposal for the thesis prize" was awarded for 22% of the thesis students. These theses were of the "clinical" type in 68% of cases, 80% of which were in "case study" format. The writing quality was deemed satisfactory in 47% of the theses. The publication rate was only 10.3%. The univariate analysis found three factors determining the publication of theses: the field of non-clinical research: epidemiological or fundamental, good editorial quality and the mention "proposal for the thesis prize". After adjustment, the latter was the only independent predictor of the publication of the thesis (ORa=1.60[1.007-2.559])., Conclusion: This low rate of publication of theses at the FMSO illustrates the difficulties of thesis students and their directors in research methodology and scientific writing. Theses accepted with distinction must be better accompanied to facilitate their publication.
- Published
- 2023
19. Epidemio-clinical profile of Takayasu Arteritis at the Center of Tunisia.
- Author
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Adaily N, Mzabi A, Anoun J, Ben Hassine D, Melki S, Ghannouchi N, and Ben Fredj F
- Subjects
- Humans, Female, Adult, Male, Retrospective Studies, Tunisia epidemiology, Delayed Diagnosis, Prognosis, Takayasu Arteritis diagnosis, Takayasu Arteritis epidemiology, Takayasu Arteritis therapy
- Abstract
Introduction: Takayasu's Arteritis (TA) is a systemic vasculitis affecting the aorta and its main branches., Aim: To describe the epidemiological, diagnostic, therapeutic and prognostic profile of TA in the referral departments of internal medicine in the Sousse region (Tunisia)., Methods: This is a descriptive, retrospective and exhaustive study, carried out in the two departments of Internal Medicine of Sousse. Patients followed for AT, from 1996 to 2020 were included. The disease was defined according to the classification criteria of the American College of Rheumatology. Disease activity was assessed according to NIH criteria. Age referred to the date of diagnosis., Results: The study population consisted of 40 patients (Sahloul: n=32, Hached: n=8) with a sex ratio=0.17 and a median age=35 years (IIQ=[30-41]). The median diagnostic delay was 5 months (IIQ=[2-14]). The main clinical sign was pulse abolition and/or decrease (78%). Aortic stenosis was the main arterial lesion found (98%). Treatment was based on corticosteroids (95%) and immunosuppressants (42%). The prognosis of TA was often active (62%), with vascular co-morbidity (60%) and iatrogenic complications (35%)., Conclusion: The epidemiological-clinical profile of AT in the region of Sousse (Tunisia) was characterized by a female predominance, a diagnostic delay, a clinical polymorphism, and evolution towards vascular co-morbidities.
- Published
- 2023
20. Place of distancing measures in containing epidemics: a scoping review.
- Author
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Chebil D, Ben Hassine D, Melki S, Nouira S, Kammoun Rebai W, Hannachi H, Merzougui L, and Ben Abdelaziz A
- Subjects
- Humans, Pandemics prevention & control, SARS-CoV-2, Communicable Disease Control methods, Influenza, Human epidemiology, Influenza, Human prevention & control, COVID-19 epidemiology, COVID-19 prevention & control
- Abstract
Distancing is one of the barrier measures in mitigating epidemics. We aimed to investigate the typology, effectiveness, and side effects of distancing rules during epidemics. Electronic searches were conducted on MEDLINE, PubMed in April 2020, using Mesh-Terms representing various forms of distancing ('social isolation', 'social distancing', 'quarantine') combining with 'epidemics'. PRISMA-ScR statement was consulted to report this review. A total of 314 titles were identified and 93 were finally included. 2009 influenza A and SARS-CoV-2 epidemics were the most studied. Distancing measures were mostly classified as case-based and community-based interventions. The combination of distancing rules, like school closure, home working, isolation and quarantine, has proven to be effective in reducing R
0 and flattening the epidemic curve, also when initiated early at a high rate and combined with other non-pharmaceutical interventions. Epidemiological and modeling studies showed that Isolation and quarantine in the 2009 Influenza pandemic were effective measures to decrease attack rate also with high level of compliance but there was an increased risk of household transmission. lockdown was also effective to reduce R0 from 2.6 to 0.6 and to increase doubling time from 2 to 4 days in the covid-19 pandemic. The evidence for school closure and workplace distancing was moderate as single intervention. Psychological disorder, unhealthy behaviors, disruption of economic activities, social discrimination, and stigmatization were the main side effects of distancing measures. Earlier implementation of combined distancing measures leads to greater effectiveness in containing outbreaks. Their indication must be relevant and based on evidence to avoid adverse effects on the community. These results would help decision-makers to develop response plans based on the required experience and strengthen the capacity of countries to fight against future epidemics. Mesh words : Physical Distancing, Quarantine, Epidemics, Public Health, Scoping Review.- Published
- 2022
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21. Perception of Tunisian Public Health Practitioners on the Role of Primary Health Care during the COVID-19 Pandemic.
- Author
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Melki S, Ben Hassine D, Chebil D, Nouira S, Zanina Y, and Ben Abdelaziz A
- Subjects
- Humans, Pandemics, Perception, Primary Health Care, Public Health, COVID-19 epidemiology
- Abstract
Context: Primary Health Care is the first level of healthcare delivery services. Its role in the management of epidemics has been documented especially during the SARS and Ebola epidemics, and more recently during the COVID-19 pandemic., Objective: To describe public health experts' perceptions of the implication of Primary Health Care on managing the COVID-19 pandemic in Tunisia., Methods: This qualitative study was based on a structured interview covering five domains: 1. Preparedness, 2. Implication, 3. Health delivery, 4. Response and 5. Fight against COVID-19 in Primary Health Care in Tunisia. Convenient sampling was done to include public health practitioners and experts., Results: A total of 25 experts were included with a sex ratio that was equal to 0.92, including two international experts, and four that were working in the Ministry of Health. The majority of respondents affirmed that the Tunisian PHC was not prepared to fight against the COVID-19 pandemic. Concerning the response role of PHC against COVID-19, some experts stated that PHC played an important role in the early stages of the pandemic. Almost all included participants claimed that PHC was marginalized from the national strategy against COVID-19. In addition, all respondents affirmed that there had been a weakening effect of the delivery of the minimum healthcare package that was dispended by the PHC after the pandemic. However, they all expressed the ability of PHC to manage future epidemics., Conclusion: The Tunisian PHC system did not play an efficient role in the current COVID-19 pandemic. However future lessons should be deduced for further implications in potential upcoming epidemics., Competing Interests: The authors declare no conflict of interest.
- Published
- 2022
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22. Epidemiology of metabolic syndrome in Tunisia. HSHS 5 study.
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Daouas A, Ben Abdelaziz A, Zanina Y, Yahia F, Ben Hassine D, Melki S, Khelil M, Ben Rejeb N, Omezzine A, Bouslama A, and Ben Abdelaziz A
- Subjects
- Adult, Humans, Female, Risk Factors, Tunisia epidemiology, Cholesterol, Adenosine Triphosphate, Prevalence, Metabolic Syndrome, Diabetes Mellitus
- Abstract
Objective: To measure the prevalence of metabolic syndrome and its components in the HSHS cohort (Hammam Sousse, Tunisia), in 2009, and to identify its determining factors., Methods: This was a descriptive epidemiological study of the "community based" type having focused on a random sample of people aged 20 and over. The metabolic syndrome was defined according to the criteria of the "International Diabetes Federation" (IDF 2005) and those of the "National Cholesterol Education Program-Adult Treatment Panel III" (NCEP-ATP III, 2001)., Results: The study involved 1441 people including 960 women (66.6%). The age- and sex-adjusted prevalences of increased waist circumference, blood pressure, blood sugar and triglycerides, and decreased HDL-cholesterol were respectively 63.2%, 95%CI[62.5-63.8]; 47.7%, 95%CI[47.4-48.6]; 25.7%, 95%CI[25.1-26.2]; 11.9%, 95%CI[11.4-12.3] and 65,6%, 95%CI[65.0-66.2], according to IDF thresholds and 37.4%, 95%CI[36.3-37.6]; 45.7%, 95%CI[45.4-46.6]; 13.8%, 95%CI[13.4-14.2]; 8.4%, 95%CI[8.0-8.7] and 61.9%, 95%CI[61.2-62.5], according to those of the NCEP-ATP III. The prevalence of metabolic syndrome adjusted for age and sex was 36.5% 95%CI[33.0%-38.9%] according to the IDF definition and 23.0% 95%CI[20.4%-25.6%] according to that of NCEP-ATP III. The multivariate study by logistic regression made it possible to retain three significant independent determining factors of the metabolic syndrome: age ≥40 years, low level of physical activity and family history of diabetes mellitus with respectively adjusted ORs of 3.77 95%CI[2.70-5.27], 1.39 95%CI[1.01-1.89], 1.62 95%CI[1.21-2.15], according to IDF and 5.87 95%CI[3.88 -8.88], 1.47 95%CI[1.07-2.01] and 1.45 95%CI[1.07-1.96], according to NCEP-ATP III ., Conclusion: With this high prevalence rate of the metabolic syndrome, the establishment of an action plan would be essential. This plan should be based on the combination of the promotion of physical activity and screening for the components of the metabolic syndrome, particularly in subjects aged 40 or over, with a family history of diabetes mellitus.
- Published
- 2022
23. Epidemiology of arterial hypertension in Tunisia: Hammam Sousse Sahloul Heart Study (HSHS).
- Author
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Hamoudi A, Ben Abdelaziz A, Melki S, Ben Hassine D, Ben Rejeb N, Omezzine A, Bouslama A, and Ben Abdelaziz A
- Subjects
- Adult, Aged, Blood Pressure physiology, Female, Humans, Male, Middle Aged, Prevalence, Risk Factors, Tunisia epidemiology, Cardiovascular Diseases epidemiology, Hypertension epidemiology
- Abstract
Introduction: Tunisia is experiencing a double burden of morbidity, characterized by the explosion of cardiovascular diseases and their risk factors including arterial Hypertension. The objective of this study, based on the HSHS cohort (Hammam Sousse Sahloul Heart Study), was to determine the prevalence of hypertension in the general population and to identify its predisposing factors., Methods: HSHS is a cardiovascular health promotion initiative in the city of Hammam Sousse (Tunisia). The study was conducted via a random sample of households, using the WHO PEV technique, made up of 33 clusters, of 33 households each. All people aged 20 and over, included, benefited from a questionnaire, a physical examination and a biological assessment. The Systolic Blood Pressure (SBP) and the Diastolic Blood Pressure (DBP) were measured from the average of the last two measurements, by an OMRON type tensiometer, of suitable width. These prevalences were adjusted according to sex and age group, by their weighting coefficients in the general population, and they were accompanied by their 95% CIs. Binary logistic regression was conducted to identify independent factors associated with hypertension., Results: The study population was composed of 481 men (33.4%) and 960 women (66.6%), with an average age of 49.6±16.35 years in males (M) and 46.6±16.18 in females (F). In addition to the family history of hypertension, the sufficient weekly consumption of vegetables and fruits was low (M: 32.4%, F: 24.9%). The adjusted rate of hypertension in the adult study population was 32.5%, 95%CI[31.9-33.1] (M: 36.4%, 95%CI[35, 5-37.3]; F: 28.4%; 95% CI[27.6-29.2]), reaching in the age group of 60 years and above: M: 74.6% (95%CI[66.9-82.3], F: 82.7% (95%CI[73.8-83.6]) Multivariate analysis identified five independent factors significantly associated with hypertension: male sex (ORa=1.55 [1.18-2.03]), age over 40 years (ORa=6.54[4.70-9.11]), low level of schooling (ORa=1.80 [1.36-2.38]), low physical activity (ORa=1.42[1.07-1.88]) and high socio-economic level (ORa=1 .84 [1.30-2.63])., Conclusion: The HSHS study confirmed the high prevalence of hypertension, and the extent of its low detection and control. Hence the need for a universal approach to health promotion, oriented towards the general population, piloted by its local organizations, based on the adoption of a healthy lifestyle, and centered on physical activity.
- Published
- 2022
24. Epidemiology of obesity in Tunisia: HSHS4 study (Hammam Sousse Sahloul Heart Study).
- Author
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Khelil M, Ben Abdelaziz A, Zanina Y, Yahia F, Ben Hassine D, Ben Rejeb N, Omezzine A, Bouslama A, and Ben Abdelaziz A
- Subjects
- Adult, Male, Humans, Female, Young Adult, Middle Aged, Aged, Aged, 80 and over, Tunisia epidemiology, Body Mass Index, Surveys and Questionnaires, Prevalence, Risk Factors, Overweight epidemiology, Overweight complications, Obesity epidemiology, Obesity complications
- Abstract
Introduction: The HSHS study is a community-based survey focused on cardiovascular risk factors., Aim: The objectives of this specific analysis were to determine the prevalence of obesity and overweight in the general population of Hammam Sousse (Tunisia) and to identify their predisposing factors., Methods: HSHS was conducted with a random sample of households, composed by the EPI (Expanded Program on Immunization) technique. All people aged 20 and over, met on the day of the survey, at their homes, were included. Obesity, overweight and weight overload were defined with reference to Body Mass Index (BMI): Obesity (BMI≥30 kg/m²), Overweight (25≤BMI (25≤BMI <30 kg/m²), weight overload (BMI≥25 kg/m²). Physical activity was evaluated according to the level of energy equivalents (Metabolic Equivalent Task) or MET, this level was considered low below 600 MET min/week. The calculated prevalences were accompanied by their 95%CI (Confidence Intervals). The multivariate study was conducted by logistic regression, measuring the adjusted Odds Ratio (ORa) Results: The study population was composed of 481 men and 960 women, (sex-ratio=0.50). The age ranged from 20 to 96 years with an average of 49.6±16444 years in men and 46.6±16.2 in women (p <0.05). After adjusting for age and sex, the prevalence rates of overweight, obesity, and weight overload were respectively 36.18%, 95%CI [35.38%-36.62%], 28.11%; 95%CI [27.42%-28.58%] and 64.28%; 95%CI [63.38%-64.62%]. Obesity was determined, in addition to female sex, age 40 or over and low level of education, by low level of physical activity (ORa=1.56; 95%CI [1.21-2.03], p<10
-2 )., Conclusion: In adults, the prevalence of obesity and overweight were high and determined by insufficient physical activity. The results of this study, which can be extrapolated to other Tunisian cities, should motivate the general population to establish a heart health promotion plan, in partnership with civil society.- Published
- 2022
25. Epidemiology of diabetes mellitus in Tunisia. HSHS 2 study (Hammam Sousse Sahloul Heart Study).
- Author
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Mbarki S, Ben Abdelaziz A, Ben Hassine D, Melki S, Ben Rejeb N, Omezzine A, Bouslama A, and Ben Abdelaziz A
- Subjects
- Adult, Aged, Body Mass Index, Cross-Sectional Studies, Female, Humans, Male, Middle Aged, Prevalence, Risk Factors, Tunisia epidemiology, Diabetes Mellitus epidemiology, Overweight epidemiology
- Abstract
Background: National epidemiological studies on diabetes mellitus are rare, ancient and often carried out schools or clinics settings., Objectives: To determine the prevalence of diabetes mellitus and identify its risk factors in the adult population of the city of Hammam Sousse (Tunisia) during the year 2009., Methods: This study is a part of analysis of the HSHS database (Hammam Sousse Sahloul Heart Study), a «community-based» cross-sectional study on cardiovascular risk factors including diabetes mellitus, with a two-stage proportional probability cluster random sample. All subjects aged 20 years and more underwent a lifestyle interview, clinical examination with anthropometric measurements, and blood sampling. The diagnosis of diabetes mellitus was defined by a fasting blood glucose level ≥7 mmol/l. Overweight was defined by a Body Mass Index (BMI) ≥ 25 kg/m². A multivariate logistic regression analysis was conducted to determine independent risk factors associated with diabetes mellitus., Results: The population was composed of 481 males (M) and 960 females (F), a sex ratio of 0.5 with mean ages respectively of 49.6±16.35 years and 46.6±16.18 years. The prevalence of diabetes mellitus adjusted by age and sex was 12.1% (95%CI[11.7-12.5]); M: 12.7% (95%CI[12.1-13.3]), F: 11.5% (95%CI[10.9-12.1]). The prevalence rate of patients newly detected with diabetes mellitus was 1.9% (95%CI[1.7-2.1]): M: 1.8% (95%CI[1.6-2.0]), F: 2.1% (95%CI[1.8-2.4]). The multivariate study revealed five independent factors significantly associated with diabetes mellitus. In addition to non-modifiable factors (male gender, age ≥40 years old, low schooling level and family history of diabetes), diabetes mellitus was 2 (95%CI[1.3-3.2]) times more prevalent in overweight cases., Conclusion: In deep trouble of this epidemiological situation of diabetes mellitus, it is urgent to launch a universal intervention strategy based on the promotion of a healthy lifestyle motivating regular physical activity and a low-calorie diet.
- Published
- 2022
26. Evaluation of the performance of a diagnostic test: Reproducibility, Internal validity and External validity.
- Author
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Ben Hassine D, Chebil D, Melki S, Nouira S, Ben Abdelaziz A, Ben Salem K, and Ben Abdelaziz A
- Subjects
- Humans, Reproducibility of Results, Research Design
- Published
- 2022
27. Epidemiology of dyslipidemia in Tunisia, HSHS 3 study (Hammam Sousse Sahloul Heart Study).
- Author
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Ben Hdia Z, Ben Abdelaziz A, Melki S, Ben Hassine D, Ben Rejeb N, Omezzine A, Bouslama A, and Ben Abdelaziz A
- Subjects
- Adult, Cholesterol, Cholesterol, HDL, Cholesterol, LDL, Cross-Sectional Studies, Female, Humans, Lipoproteins, HDL, Male, Prevalence, Risk Factors, Triglycerides, Tunisia epidemiology, Dyslipidemias epidemiology, Lipids
- Abstract
Introduction: Dyslipidemia is a major cause of morbidity and mortality worldwide because it increases the risk of cardiovascular diseases., Aim: To determine the prevalence of dyslipidemia and its components in the general population of Hammam Sousse (Tunisia) and to identify its risk factors., Methods: This was an analysis of the HSHS database (Hammam Sousse Sahloul Heart Study), a «community-based» cross-sectional study on cardiovascular risk factors including dyslipidemia, with a random sample in two-stages, proportional-probability clusters. All subjects above 20 years underwent a lifestyle interview, clinical examination with anthropometric measurements, and blood sampling. Dyslipidemia was defined by: total cholesterol ≥5.2 mmol/l, hyper LDL (Low Density Lipoprotein) cholesterolemia ≥4.1 mmol/l, hypo HDL (High Density Lipoprotein) cholesterolemia <1.03 mmol/l for men and <1.29 mmol/l for women and hyper-triglyceridaemia: ≥2.26 mmol/l. Multivariate logistic regression analysis was conducted to determine factors independently associated with dyslipidemia., Results: The study population was composed of 481 males (M) and 960 females (F), with a sex ratio of 0.5. Mean cholesterol was higher in women (5 mmol/l±1.01) than in men (4.8 mmol/l±0.92). Only 24.9% of men and 29.1% of women had normal HDL cholesterol levels. Women had higher levels of hypercholesterolemia and LDL cholesterolemia than men (p<10
-6 ). Multivariate analysis showed that dyslipidemia was independently and statistically significantly associated with age ≥40 years (p<10-3 ), physical inactivity (p<10-3 ) and obesity (p=0.025)., Conclusion: As a result of the epidemiological situation of dyslipidemia, the promotion of an active lifestyle seems essential. In addition, nutritional education improves the lipid profile by promoting weight loss and balancing lipid consumption.- Published
- 2022
28. Evidence-Based Medecine (EBM).
- Author
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Ben Abdelaziz A, Ben Hassine D, Chebil D, Nouira S, Ben Abdelaziz A, Melki S, and Ben Salem K
- Subjects
- Humans, Evidence-Based Medicine
- Published
- 2021
29. Clove Buds Essential Oil: The Impact of Grinding on the Chemical Composition and Its Biological Activities Involved in Consumer's Health Security.
- Author
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Ben Hassine D, Kammoun El Euch S, Rahmani R, Ghazouani N, Kane R, Abderrabba M, and Bouajila J
- Subjects
- Animals, Anti-Bacterial Agents isolation & purification, Anti-Bacterial Agents pharmacology, Antioxidants isolation & purification, Antioxidants pharmacology, Disk Diffusion Antimicrobial Tests, Escherichia coli drug effects, Escherichia coli growth & development, Food Safety, Gas Chromatography-Mass Spectrometry, Hyoscyamus drug effects, Hyoscyamus growth & development, Insecticides isolation & purification, Insecticides pharmacology, Microbial Viability drug effects, Oils, Volatile isolation & purification, Oils, Volatile pharmacology, Plant Oils chemistry, Plant Oils isolation & purification, Seeds chemistry, Weevils drug effects, Weevils growth & development, Anti-Bacterial Agents chemistry, Antioxidants chemistry, Insecticides chemistry, Oils, Volatile chemistry, Syzygium chemistry
- Abstract
This study is aimed at identifying the chemical composition of the essential oil extracted from the Syzygium aromaticum seeds, as well as investigating its biological activities, insecticide effect, and allelopathic properties. The extraction yield was about 14.3 and 7.14% for grounded and ungrounded seeds, respectively. The GC-MS analysis allowed the identification of 17 heterogeneous compounds, including eugenol (68.7-87.4%), as major compound, cyperene (20.5-7.2%), phenethyl isovalerate (6.4-3.6%), and cis -thujopsene (1.9-0.8%), respectively, for grounded and ungrounded seeds. Concerning the antibacterial activity, the diameter of the inhibition zone reached 35 mm when the essential oil extracted from grounded seeds was applied against Escherichia coli . Regarding the antioxidant activity via the DPPH radical scavenging test, the IC
50 varied from 1.2 ± 0.1 to 2.8 ± 0.5 μ g/mL. With respect to reducing power, the efficient concentration EC50 ranged from 32 to 50 μ g/mL. The essential oil exhibited also an allelopathic effect against seeds of Hyoscyamus niger , as well as an insecticide effect against Sitophilus oryzae with a DL50 value of 252.4 μ L/L air. These findings enhance the use of this spice as a natural food preservative and encourage its use in several fields, including pharmaceutical, cosmetics, agriculture, and therapy, that could be a strategic way to guarantee the consumer's health., Competing Interests: The authors declare that they have no conflicts of interest., (Copyright © 2021 Dorsaf Ben Hassine et al.)- Published
- 2021
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30. Supplementation of Double Cream Cheese with Allium roseum : Effects on Quality Improvement and Shelf-Life Extension.
- Author
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Gliguem H, Ben Hassine D, Ben Haj Said L, Ben Tekaya I, Rahmani R, and Bellagha S
- Abstract
This study gives a new insight into the direct supplementation of Allium roseum leaves in double cream cheese. Allium roseum leaves were added to double cream cheese as a powder and a fresh paste. Based on the formulation calculation and on sensory analyses, doses of 6% paste and 0.8% powder were used to formulate the flavored cheeses. The sensory characteristics of the two double cream cheeses were assessed and compared to a plain formula. Cheese samples, stored at 5 °C, were sampled every 0, 4, 8, 12 and 15 days and analyzed for pH, fat, dry contents, yeasts and molds and total coliforms. The positive effects of Allium roseum supplementation, either as a powder or as a fresh paste, have been proven, based on sensorial, physicochemical, and microbiological qualities. The shelf life of cheese samples was also determined through an accelerated shelf life test and the Arrhenius equation. The experiments were conducted at 5, 15, and 25 °C for 15 days. The results showed a significant shelf life extension for flavored double cream cheeses (12 days) versus the plain formula (10 days). The use of Allium roseum leaves, as a natural preservative, seems to be a promising trend for the formulation of similar dairy products.
- Published
- 2021
- Full Text
- View/download PDF
31. Descriptive Statistics in Health Sciences.
- Author
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Ben Abdelaziz A, Ben Hassine D, Chebil D, Nouira S, Ben Abdelaziz A, Melki S, Barhoumi T, and Ben Salem K
- Subjects
- Humans, Medicine
- Published
- 2021
32. Towards new perspectives Support for Prevention to the National Health System in Tunisia.
- Author
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Zoghlami C, Nouira S, Chebil D, Ben Hassine D, Khelil M, Ben Salem K, and Ben Abdelaziz A
- Subjects
- Adolescent, Aged, Educational Status, Health Promotion, Humans, Tunisia epidemiology, Health Policy, Preventive Health Services
- Abstract
"Prevention", a component of primary health care since Alma Ata's declaration (1978), has been a strategic axis of health policy in Tunisia for four decades. If the Tunisian Revolutionary Constitution (2014) declared in its Article 38 that "the State guarantees prevention", the regulatory texts, organizing preventive structures and its operational programs, have today become ill-suited with the global burden of disease and current scientific evidence. The analysis of current preventive practices in Tunisia, based on the "health continuum", the taxonomy of "preventive strategies" and the identification of "vulnerable populations", has shown the need to implement prevention activities. "Primordial" and "quaternary" (for the management of cardiovascular diseases and cancers), extension of the fields of health education and epidemiological surveillance, towards Therapeutic Education of Patients / Health Promotion, and health monitoring, and coverage of new groups at risk: adolescents and the elderly. Faced with the multitude of prevention structures and the fragmentation of health programs, the reform of the national preventive policy and its practices should be based on the principles of integration, relevance and efficiency, through the establishment of a National Health Protection Agency (NHPA). This ANP is called upon to launch new prevention support projects including integrated preventive medicine centers (providing periodic health examinations), hospital patient therapeutic education services and home care units. Such a reform, announcing the birth of a new generation of preventive basic health care activities in Tunisia, should be reinforced by a legal, organizational and educational basis.
- Published
- 2021
33. How to read, according to a Critical approach, a scientific medical article? VIP Strategy (3x3).
- Author
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Ben Abdelaziz A, Ben Hassine D, Chebil D, Nouira S, Ben Abdelaziz A, Sakly N, and Ben Salem K
- Published
- 2021
34. Global university performance. Bibliometric analysis of the ARWU platform (2003-2020).
- Author
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Ben Abdelaziz A, Melki S, Ben Hassine D, Nouira S, Chebil D, Ben Abdelaziz A, and Azzaza M
- Subjects
- Africa, Asia, Humans, Publications, United States, Bibliometrics, Universities
- Abstract
Objectives: Describe the 2020 report of the ARWU "Academic Ranking World Universities" classification and identify, accordingly, the roadmap of academic excellence, particularly in the countries of the Greater Maghreb., Methods: This is an in-depth reading of the 2020 results of the ARWU bibliometric platform (launched in 2003) from top 1000 world-class universities. Six criteria were used in this ranking: 1. Alumni (10%): students who received Nobel / Fields prizes; 2. Award (15%): professors who have won the Nobel / Fields prizes; 3. HiCi (20%): Most cited scientists; 4. PUB (20%): number of publications 5. TOP (20%): proportion of publications in the most influential periodicals; 6. PCP (10%): Per Capita Performance., Results: The 2020 ARWU ranking was characterized by the domination of the "Top 10" ranking by the United States, particularly the "Harvard University", the Asian boom of 55% of the "Top 1000" ranking (Chinese universities evolved from 16 in 2004 to 81 in 2020 in the "Top 500" list) and finally an African incubation of academic excellence, manifested by the selection of nine South African institutions (including the "University of Cape Town ", world rank between 201-300), and the re-entry for the first time of a Maghreb university in the" Top 1000 "list, Tunis El Manar (rank between 901-1000), with the following scores: N&S: 1 , 4; Pub: 26.1 and PCP: 10.3, for a total score of 37.8 points., Conclusion: This report proves once again, the promising academic perspectives of Asia and Africa in the inclusion of the "Top 1000" list of the ARWU ranking. The roadmap for academic excellence would thus be based on the triad of centering scientific publications, in prestigious journals and by national author networks.
- Published
- 2021
35. Effectiveness of hand hygiene in an epidemic context. Systematic review.
- Author
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Hannachi H, Chelly S, Ben Hassine D, Chebil D, Melki S, Nouira S, Merzougui L, and Ben Abdelaziz A
- Subjects
- Cohort Studies, Cross-Sectional Studies, Guideline Adherence, Humans, Infection Control, Cross Infection epidemiology, Epidemics prevention & control, Hand Hygiene
- Abstract
Objective: To assess the effectiveness of Hand Hygiene (HH) in preventing infections and the transmission of pathogens, in an epidemic context, in community and hospital settings., Method: It is a systematic review of the literature based on a document request, conducted on PubMed, using the following search equation: "(" Hand Hygiene "[All Fields] OR" Hand Disinfection "[All Fields]) AND ("Epidemics" [All Fields] OR "Pandemics" [All Fields]) ". All publications related to the effectiveness of the preventive intervention for HH in an epidemic setting were Included., Results: A total of 16 publications were included, of which the majority proved the effectiveness of HH and its promotion in reducing infections during an epidemic. In a clinical trial, promoting HH in an intervention group significantly reduced the prevalence of infections (24.4% vs. 11.1%). Two systematic reviews have shown the effectiveness of HH in preventing the transmission of germs with ORs between 0.52 and 0.62. Four case-control studies and three cross-sectional studies concluded with the protective effect of HH with ORs varying between 0.06 and 0.71. A cohort study showed that low adherence to HH recommendations was associated with a higher infection rate (77.5% vs 95%; p = 0.02). A single systematic review did not conclude that HH was effective in the epidemic setting., Conclusion: The effectiveness of HH in the fight against epidemics has been demonstrated. It is dependent on the engagement and the active participation of the different intervenient. Hence the need to increase accessibility to different methods of HH and to promote the importance of this prevention strategy could be assured through education and awareness.
- Published
- 2020
36. Ammoides pusilla (Apiaceae) essential oil: Activity against Acanthamoeba castellanii Neff.
- Author
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Souhaiel N, Sifaoui I, Ben Hassine D, Bleton J, Bonose M, Moussa F, Piñero JE, Lorenzo-Morales J, and Abderrabba M
- Subjects
- Cyclohexane Monoterpenes, Cymenes, Flame Ionization, Flowers chemistry, Gas Chromatography-Mass Spectrometry, Monoterpenes analysis, Monoterpenes pharmacology, Plant Components, Aerial chemistry, Plant Leaves chemistry, Thymol analysis, Thymol pharmacology, Tunisia, Acanthamoeba castellanii drug effects, Apiaceae chemistry, Oils, Volatile pharmacology, Plant Oils pharmacology
- Abstract
Acanthamoeba is a free-living amoeba genus that causes several diseases namely, amoebic keratitis which is a painful sight threatening eyes disease. Its treatment is difficult and the exploration for new drugs is very important. The main objective of the present study was to evaluate the chemical composition of the Essential Oils (EO) obtained from leaves and flowers and aerial parts of Ammoides pusilla by an alternative method "Hydrodistillation''. Identification and quantification were realized by Gas Chromatography-Mass Spectrometry (GC-MS) and Gas Chromatography with Flame Ionization Detection (GC-FID). The main components of leaves and flowers and aerials parts were thymol (39.6% and 33.05%), γ-terpinene (28.97% and 28.19%), p-cymene (13.69% and 15.31%) and thymol methyl ether (7.33% and 8.91%), respectively. The antiparasitic activity of the EO was evaluated against Acanthamoeba castellanii Neff by the Alamar Blue
® assay. Results showed that Ammoides pusilla amoebicidal activity from leaves and flowers essential oil (IC50 = 65.32 ± 5.43 μg/mL) was more important than those of aerial parts EO (IC50 = 97.18 ± 1.43 μg/ml)., (Copyright © 2017 Elsevier Inc. All rights reserved.)- Published
- 2017
- Full Text
- View/download PDF
37. Chemical composition and in vitro evaluation of the antioxidant and antimicrobial activities of Eucalyptus gillii essential oil and extracts.
- Author
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Ben Hassine D, Abderrabba M, Yvon Y, Lebrihi A, Mathieu F, Couderc F, and Bouajila J
- Subjects
- Anti-Infective Agents pharmacology, Antioxidants pharmacology, Microbial Sensitivity Tests, Oils, Volatile pharmacology, Plant Extracts pharmacology, Plant Leaves chemistry, Anti-Infective Agents chemistry, Antioxidants chemistry, Eucalyptus chemistry, Oils, Volatile chemistry, Plant Extracts chemistry
- Abstract
In this study, essential oil and various extracts (hexane, petroleum ether, acetone, ethanol, methanol and water) of Eucalyptus gilii were screened for their chemical composition, antimicrobial and antioxidant activities. The essential oil chemical composition was analyzed by gas chromatography-mass spectrometry (GC-MS) and gas chromatography-flame ionization detection (GC-FID), respectively. Thirty four compounds were identified, corresponding to 99.5% of the total essential oil. Tannins [104.9-251.3 g catechin equivalent (CE)/Kg dry mass], flavonoids [3.3-34.3 g quercetin equivalent (QE)/Kg dry mass], phenolics [4.7-216.6 g gallic acid equivalent (GAE)/Kg dry mass] and anthocyannins [1.2-45.3 mg cyanidin-3-glucoside equivalent (C3GE)/Kg dry mass] of various extracts were investigated. Free radical scavenging capacity of all samples was determinedt. In the 1,1-diphenyl-2-picrylhydrazyl (DPPH) assay, the IC50 of essential oil was 163.5 ± 10.7 mg/L and in the 2,2'-azinobis-3-ethylbenzothiazoline-6-sulphonate (ABTS) assay, it was 94.7 ± 7.1 mg/L. Among the various extracts, the water extract showed the best result (IC50 = 11.4 ± 0.6 mg/L) in the DPPH assay which was comparable to vitamin C (IC50 = 4.4 ± 0.2 mg/L). The antimicrobial activities were evaluated against different bacterial and fungal strains. Gram positive bacteria were found to be more sensitive to the essential oil and extracts than Gram negative ones. Anthocyanins seem to have a major effect on the growth of Bacillus subtilis (R2 = 0.79). A significant antifungal activity was observed against the yeast and fungi. Correlations between chemical composition and antioxidant activities were studied and R2 values were about 0.96 for the effect of phenolics on the DPPH assay.
- Published
- 2012
- Full Text
- View/download PDF
38. Congenital cutaneous candidiasis associated with respiratory distress in a full-term newborn.
- Author
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Tinsa F, Boussetta K, Ben Hassine D, Kharfi M, and Bousnina S
- Subjects
- Antifungal Agents therapeutic use, Candidiasis, Cutaneous drug therapy, Female, Fluconazole therapeutic use, Humans, Infant, Newborn, Respiratory Distress Syndrome, Newborn drug therapy, Candidiasis, Cutaneous complications, Candidiasis, Cutaneous congenital, Respiratory Distress Syndrome, Newborn etiology
- Abstract
Background: Congenital candidiasis is rare occurring in most cases in premature and low birth weight new born. It can produce a spectrum of disease ranging from a diffuse skin eruption to a severe systemic disease with or without skin involvement. Amphotericin B is the first-line agent for the treatment of systemic disease., Aim: To describe a congenital candidiasis in a full-term newborn., Case Report: At birth, the newborn had a generalized, erythematous, papulovesicular eruption. He was treated by topic antifungal therapy. However, on the third day, he developed a systemic disease with respiratory distress and fever. Ear, skin swab and gastric aspirate grew to Candida albicans. The newborn was given fluconazole for 10 days with favourable outcome., Conclusion: Early topic therapy did not prevent systemic spread of congenital cutaneous candidiasis in our case. Treatment with fluconazole, as the first-line agent, seems effective and safe.
- Published
- 2010
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