38 results on '"A. Kallas Chemaly"'
Search Results
2. Desarrollo genital normal y patológico
- Author
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Binet, A., Gorduza, D., Kallas Chemaly, A., Gay, C.-L., Margain, L., Scalabre, A., and Mouriquand, P.
- Published
- 2017
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- View/download PDF
3. Reflective Practice About Retroperitoneal Laparoscopy in Comparison to Open Surgery for Ureteropelvic Junction Obstruction Repair in Children Less Than 1 Year of Age
- Author
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Anthony Kallas-Chemaly, Matthieu Peycelon, Liza Ali, Christine Grapin-Dagorno, Elisabeth Carricaburu, Pascale Philippe-Chomette, Goharig Enezian, Annabel Paye-Jaouen, and Alaa El-Ghoneimi
- Subjects
ureteropelvic junction obstruction ,open surgery ,retroperitoneal laparoscopy ,feasibility ,benefits ,Pediatrics ,RJ1-570 - Abstract
Introduction: The interest in laparoscopy in the treatment of ureteropelvic junction obstruction (UPJO) in children under 12 months of age remains controversial. The aim of this study is to evaluate feasibility and benefits of retroperitoneal laparoscopy (RL) compared to open surgery in this age group.Materials and Methods: Between January 2012 and May 2017, we performed 222 pyeloplasties: 144 by laparoscopy and 78 by open surgery. From 2012, the choice of operative technique was decided according to the laparoscopic experience of the surgeon; two surgeons operated laparoscopically on all children
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- 2019
- Full Text
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4. Extravesical Ureteral Reimplantation Following Lich-Gregoir Technique for the Correction of Vesico-Ureteral Reflux Retrospective Comparative Study Open vs. Laparoscopy
- Author
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Nasir Bustangi, Anthony Kallas Chemaly, Aurelien Scalabre, Karim Khelif, Stéphane Luyckx, Henri Steyaert, Francois Varlet, and Manuel Lopez
- Subjects
vesicoureteral reflux ,comparative study ,open ,laparoscopy ,Lich Gregoir ,Pediatrics ,RJ1-570 - Abstract
Introduction: The aim is to compare the outcome of open versus laparoscopic Lich-Gregoir technique in patients with vesicoureteral reflux. We report a retrospective multicenter comparative study between open and laparoscopic extra-vesical ureteral reimplantation (EVUR) following Lich-Gregoir (LG) technique for the correction of Vesico-Ureteral Reflux (VUR).Materials and Methods: Between January 2007 and December 2015, 96 patients with VUR (69 females and 27 males) and deterioration of the renal function, underwent EVUR following LG technique. Fifty patients (16 males and 34 females) were operated by open surgery (group A). The mean age was 4.22 years-old, (14–147 months). Laparoscopic approach (group B) was performed in 46 patients (11 males and 35 females). The mean age was 4.19 years-old (15–110 months). We compared the results in relation to degree of VUR, operative time, hospital stay, post-operative pain medications, recovery time, complications, successful rate, recurrence, and follow-up. Statistical analysis was done used Chi square test for categorical variables and the Student t-test for continuous variables. P < 0.05 was considered significant.Results: In both groups no correlation was identified between age or weight and operative time, length of stay or total analgesia used. The mean operative time for group A was 63.2 and 125.4 min for unilateral and bilateral VUR, respectively, and for the group B was 127.90 and 184.5 min, respectively. There was no conversion in the laparoscopic group. Perioperative mucosal perforation of the bladder occurred in 6 patients of group A and 4 patients of group B and was immediately repaired. One patient had to be reoperated for leakage in group B. The mean duration of Morphine, IV and PO analgesia was shorter in group B. The mean hospital stay was 5.46 days for group A and 1.54 days for Group B. The success rate was 98% in group A and 97, 8% in group B. The mean follow-up was 3.67 years for the open and 1.54 years for the laparoscopic group. Transitory voiding dysfunction occurred in bilateral EVUR in one case in each group.Conclusion: Laparoscopic or Open approach for the correction of VUR following Lich-Gregoir technique is effective in unilateral and bilateral VUR with similar results. Laparoscopic approach reduces significantly (p < 0.05 in each item) post-operative pain medication, hospital stay, and allows for a faster return to normal activity.
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- 2018
- Full Text
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5. Pudendal nerve release for lower urinary tract symptoms in young males
- Author
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Elie Nemr, Dany Nassar, Georges Mjaess, Fouad Aoun, Bernard Akl, Fabienne Absil, Anthony Kallas Chemaly, Asad Haydar, Renaud Bollens, and Rami Raad
- Subjects
Male ,medicine.medical_specialty ,Decompression ,Urology ,Pudendal nerve ,030232 urology & nephrology ,Pilot Projects ,Physical examination ,03 medical and health sciences ,0302 clinical medicine ,Lower Urinary Tract Symptoms ,Refractory ,Lower urinary tract symptoms ,medicine ,Humans ,Prospective Studies ,Pudendal Neuralgia ,030219 obstetrics & reproductive medicine ,medicine.diagnostic_test ,business.industry ,Standard treatment ,Pudendal neuralgia ,medicine.disease ,Pudendal Nerve ,Neurology ,International Prostate Symptom Score ,business - Abstract
Objectives The aim of this study was to assess the efficacy of laparoscopic transperitoneal pudendal decompression in the improvement of refractory lower urinary tract symptoms (LUTS) in young males presenting with clinical features of pudendal nerve entrapment with no known comorbidities that could explain their LUTS. Methods This is a prospective pilot study involving patients suffering from LUTS refractory to standard treatment and clinical features of pudendal nerve entrapment on physical examination. They underwent laparoscopic transperitoneal pudendal decompression. International Prostate Symptom Score (IPSS) and maximal flow (Qmax) on uroflowmetry were evaluated before and 3 months after the procedure. Results Five male patients aged 34 ± 4 years were recruited. The median IPSS differed significantly before and 3 months after the procedure (18 vs 8, P = .042); likewise, median Qmax differed significantly before and 3 months after the procedure (12 vs 18 mL/s, P = .042). Conclusion Pudendal nerve entrapment syndrome should be considered as a main differential diagnosis for refractory LUTS in young males with no other comorbidities. When clinical features of pudendal nerve entrapment are present, laparoscopic transperitoneal pudendal decompression relieves LUTS in these young males.
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- 2020
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6. Laparoscopic transperitoneal pudendal nerve and artery release for pudendal entrapment syndrome
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Julien Sarkis, Fouad Aoun, Fabienne Absil, Elie Nemr, Renaud Bollens, Karim Daher, Josselin Abi Chebel, Anthony Kallas Chemaly, Georges Mjaess, and Albert Semaan
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medicine.medical_specialty ,Visual analogue scale ,business.industry ,Pudendal nerve ,Retrospective cohort study ,Urinary incontinence ,medicine.disease ,Surgery ,03 medical and health sciences ,Pudendal canal ,0302 clinical medicine ,medicine.anatomical_structure ,Overactive bladder ,030220 oncology & carcinogenesis ,medicine ,Dysuria ,030211 gastroenterology & hepatology ,medicine.symptom ,business ,Abdominal surgery - Abstract
Pudendal nerve and artery entrapment is an underdiagnosed pathology responsible of several urinary, sexual and anorectal complaints. The aim of our study was to evaluate safety and feasibility of laparoscopic transperitoneal pudendal nerve and artery release in a large retrospective cohort of patients with pudendal nerve entrapment syndrome with both a short and long-term follow-up. Technical details and outcomes are also reported. A series of 235 patients with pudendal syndrome underwent laparoscopic transperitoneal pudendal canal release between June 2015 and February 2020. Operative data were recorded prospectively for all patients. A complete history, pain visual analog scale (VAS) for perineodynia, and three scores evaluating the main symptoms (USP, IIEF-5, PAC-SYM) were obtained before and at least 24 months after surgery for 32 patients only. Post-operative complications were also evaluated using Clavien-Dindo classification at regular interval. The mean operating time per side was 33.9 ± 6.8 min and the average hospital stay was 1.9 ± 0.3 days. Blood loss was 20 cc ± 10 cc with no patients needing transfusion. The only significant per-operative complication was hemorrhage (600 ml) in one patient induced by a pudendal artery laceration, successfully treated by laparoscopic suturing. Post-operative complications were noted in 18.7% of patients with no serious Clavien-Dindo complications. Perineodynia VAS dropped from 6.8 ± 0.9 to 2.2 ± 1.8 after surgery (p
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- 2020
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7. Laparoscopic treatment of pudendal nerve and artery entrapment improves erectile dysfunction in healthy young males
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Simone Albisinni, Fabienne Absil, Anthony Kallas Chemaly, Georges Mjaess, Thierry Roumeguere, Mohammad Salameh, Fouad Aoun, Renaud Bollens, Karim Daher, and Ghazi Sakr
- Subjects
medicine.medical_specialty ,030219 obstetrics & reproductive medicine ,medicine.diagnostic_test ,business.industry ,Decompression ,Urology ,Pudendal nerve ,030232 urology & nephrology ,medicine.disease ,Surgery ,03 medical and health sciences ,Entrapment ,0302 clinical medicine ,Erectile dysfunction ,medicine.anatomical_structure ,Settore MED/24 ,medicine ,Psychogenic disease ,Laparoscopy ,business ,Young male ,Artery - Abstract
Erectile dysfunction (ED) is increasingly becoming more common in young healthy males and is attributed mainly to psychogenic causes in these patients. Recent studies have reported that ED could be secondary to pudendal nerve or artery entrapment. This perspective assessed the efficacy of laparoscopic pudendal nerve and artery decompression in young patients suffering from refractory ED, associated to a pudendal nerve entrapment syndrome. After excluding patients with psychological ED and venous leakage, five young male patients with a history of both ED and pudendal nerve entrapment syndrome diagnosed based on the Nantes criteria were recruited. Pudendal nerve and artery release was performed using a laparoscopic transperitoneal approach. International Index for Erectile Function (IIEF-5) and erectile hardness score (EHS) improved significantly in all patients, 3 months after surgery. Pudendal nerve and artery entrapment could be therefore a reversible cause of ED in young healthy males, and its treatment by laparoscopic pudendal nerve and artery decompression seems to be safe and effective.
- Published
- 2021
8. Laparoscopic transperitoneal pudendal nerve and artery release for pudendal entrapment syndrome
- Author
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Mjaess, G., primary, Bollens, R., additional, Sarkis, J., additional, Kallas Chemaly, A., additional, Nemr, E., additional, Semaan, A., additional, Abi Chebel, J., additional, Absil, F., additional, and Aoun, F., additional
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- 2021
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9. Laparoscopic transperitoneal pudendal nerve and artery release for pudendal entrapment syndrome
- Author
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Renaud, Bollens, Georges, Mjaess, Julien, Sarkis, Anthony Kallas, Chemaly, Elie, Nemr, Karim, Daher, Albert, Semaan, Josselin Abi, Chebel, Fabienne, Absil, and Fouad, Aoun
- Subjects
Humans ,Laparoscopy ,Arteries ,Prospective Studies ,Pudendal Nerve ,Retrospective Studies - Abstract
Pudendal nerve and artery entrapment is an underdiagnosed pathology responsible of several urinary, sexual and anorectal complaints. The aim of our study was to evaluate safety and feasibility of laparoscopic transperitoneal pudendal nerve and artery release in a large retrospective cohort of patients with pudendal nerve entrapment syndrome with both a short and long-term follow-up. Technical details and outcomes are also reported.A series of 235 patients with pudendal syndrome underwent laparoscopic transperitoneal pudendal canal release between June 2015 and February 2020. Operative data were recorded prospectively for all patients. A complete history, pain visual analog scale (VAS) for perineodynia, and three scores evaluating the main symptoms (USP, IIEF-5, PAC-SYM) were obtained before and at least 24 months after surgery for 32 patients only. Post-operative complications were also evaluated using Clavien-Dindo classification at regular interval.The mean operating time per side was 33.9 ± 6.8 min and the average hospital stay was 1.9 ± 0.3 days. Blood loss was 20 cc ± 10 cc with no patients needing transfusion. The only significant per-operative complication was hemorrhage (600 ml) in one patient induced by a pudendal artery laceration, successfully treated by laparoscopic suturing. Post-operative complications were noted in 18.7% of patients with no serious Clavien-Dindo complications. Perineodynia VAS dropped from 6.8 ± 0.9 to 2.2 ± 1.8 after surgery (p 0.001). Mean IIEF-5 scores significantly improved one month after the surgery (15.2 vs 19.3, p = 0.036). Mean USP scores significantly improved for the dysuria domain (4.2 vs 1.6, p = 0.021) but not for stress urinary incontinence (3.9 vs 4.1, p = 0.082) or overactive bladder symptoms (14.1 vs 13.8, p = 0.079). Mean PAC-SYM scores significantly improved after the procedure (1.8 vs 1.1, p 0.001).A complete laparoscopic pudendal nerve and artery release, from the sciatic spine through the Alcock's canal, is a fast and safe surgery with promising functional results. A large prospective trial is needed to validate such an approach.
- Published
- 2020
10. MP65-08 DIFFICULTIES IN LONG-TERM FOLLOW-UP AFTER SURGERY FOR DISTAL HYPOSPADIAS: A REALITY THAT EXCEEDS OUR EXPECTATIONS!
- Author
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Alaa El Ghoneimi, Yves Aigrain, Anthony Kallas-Chemaly, Matthieu Peycelon, Goharig Enezian, Christine Grapin-Dagorno, Annabel Paye-Jaouen, Liza Ali, Leopold A. Azakpa, and Pascale Philippe-Chomette
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medicine.medical_specialty ,Hypospadias ,Long term follow up ,business.industry ,Urology ,medicine ,medicine.disease ,business ,Surgery - Published
- 2020
- Full Text
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11. Laparoscopic treatment of pudendal nerve and artery entrapment improves erectile dysfunction in healthy young males
- Author
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Fouad, Aoun, Georges, Mjaess, Karim, Daher, Ghazi, Sakr, Anthony Kallas, Chemaly, Mohammad, Salameh, Simone, Albisinni, Fabienne, Absil, Thierry, Roumeguere, and Renaud, Bollens
- Subjects
Male ,Erectile Dysfunction ,Humans ,Laparoscopy ,Arteries ,Pudendal Nerve ,Pudendal Neuralgia - Abstract
Erectile dysfunction (ED) is increasingly becoming more common in young healthy males and is attributed mainly to psychogenic causes in these patients. Recent studies have reported that ED could be secondary to pudendal nerve or artery entrapment. This perspective assessed the efficacy of laparoscopic pudendal nerve and artery decompression in young patients suffering from refractory ED, associated to a pudendal nerve entrapment syndrome. After excluding patients with psychological ED and venous leakage, five young male patients with a history of both ED and pudendal nerve entrapment syndrome diagnosed based on the Nantes criteria were recruited. Pudendal nerve and artery release was performed using a laparoscopic transperitoneal approach. International Index for Erectile Function (IIEF-5) and erectile hardness score (EHS) improved significantly in all patients, 3 months after surgery. Pudendal nerve and artery entrapment could be therefore a reversible cause of ED in young healthy males, and its treatment by laparoscopic pudendal nerve and artery decompression seems to be safe and effective.
- Published
- 2020
12. Laparoscopic transperitoneal pudendal nerve and artery release for pudendal entrapment syndrome
- Author
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Julien Sarkis, Elie Nemr, J. Abi Chebel, A. Kallas Chemaly, Albert Semaan, Fabienne Absil, Georges Mjaess, Renaud Bollens, and Fouad Aoun
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medicine.medical_specialty ,medicine.anatomical_structure ,business.industry ,Urology ,Pudendal nerve ,medicine ,business ,Entrapment syndrome ,Surgery ,Artery - Published
- 2021
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13. Pudendal nerve release for lower urinary tract symptoms in young males
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Aoun, Fouad, primary, Mjaess, Georges, additional, Akl, Bernard, additional, Nassar, Dany, additional, Kallas Chemaly, Anthony, additional, Haydar, Asad, additional, Raad, Rami, additional, Absil, Fabienne, additional, Nemr, Elie, additional, and Bollens, Renaud, additional
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- 2020
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14. MP65-08 DIFFICULTIES IN LONG-TERM FOLLOW-UP AFTER SURGERY FOR DISTAL HYPOSPADIAS: A REALITY THAT EXCEEDS OUR EXPECTATIONS!
- Author
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Azakpa, Leopold A., primary, Ali, Liza, additional, Peycelon*, Matthieu, additional, Kallas-Chemaly, Anthony, additional, Enezian, Goharig, additional, Aigrain, Yves, additional, Grapin-Dagorno, Christine, additional, Philippe-Chomette, Pascale, additional, Paye-Jaouen, Annabel, additional, and El Ghoneimi, Alaa, additional
- Published
- 2020
- Full Text
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15. Desarrollo genital normal y patológico
- Author
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A. Binet, D. Gorduza, A. Kallas Chemaly, C.-L. Gay, L. Margain, A. Scalabre, and P. Mouriquand
- Subjects
03 medical and health sciences ,0302 clinical medicine ,030225 pediatrics ,030209 endocrinology & metabolism - Abstract
El desarrollo genital normal es un fenomeno complejo que depende de diferentes actores, cuya presencia, sincronizacion temporal y duracion de accion condicionan su realizacion optima. Una modificacion durante este proceso complejo y fragil puede en ocasiones dar lugar a una anomalia de la diferenciacion sexual. Despues de la exposicion de las diferentes etapas del desarrollo genital normal, este articulo presenta en detalle las anomalias de la diferenciacion sexual.
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- 2017
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16. Clinical effect of computed guided pudendal nerve block for patients with premature ejaculation: a pilot study
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Joseph Assaf, Anthony Kallas Chemaly, Simone Albisinni, Renaud Bollens, Tonine Younan, Fabienne Absil, Thierry Roumeguere, Fouad Aoun, and Georges Mjaess
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Adult ,Male ,Urology ,Pudendal nerve ,030232 urology & nephrology ,CT-guided ,Pilot Projects ,030204 cardiovascular system & hematology ,03 medical and health sciences ,Young Adult ,pudendal nerve entrapment ,0302 clinical medicine ,Block (telecommunications) ,Premature ejaculation ,medicine ,Humans ,Prospective Studies ,business.industry ,Nerve Block ,pudendal nerve ,Pathophysiology ,Treatment Outcome ,Settore MED/24 ,Nephrology ,Anesthesia ,Therapy, Computer-Assisted ,Etiology ,medicine.symptom ,business ,Tomography, X-Ray Computed - Abstract
Background: Premature ejaculation has a complex etiology, and its pathophysiology is still unclear, with penile hypersensitivity being the most accepted hypothesis. The aim was to investigate the e...
- Published
- 2020
17. Pudendal nerve release for lower urinary tract symptoms in young males
- Author
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Aoun, Fouad, Mjaess, Georges, Akl, Bernard, Nassar, Dany, Kallas-Chemaly, Anthony, Haydar, Asad, Raad, Rami, Absil, Fabienne, Nemr, Elie, Bollens, Renaud, Aoun, Fouad, Mjaess, Georges, Akl, Bernard, Nassar, Dany, Kallas-Chemaly, Anthony, Haydar, Asad, Raad, Rami, Absil, Fabienne, Nemr, Elie, and Bollens, Renaud
- Abstract
Objectives: The aim of this study was to assess the efficacy of laparoscopic transperitoneal pudendal decompression in the improvement of refractory lower urinary tract symptoms (LUTS) in young males presenting with clinical features of pudendal nerve entrapment with no known comorbidities that could explain their LUTS. Methods: This is a prospective pilot study involving patients suffering from LUTS refractory to standard treatment and clinical features of pudendal nerve entrapment on physical examination. They underwent laparoscopic transperitoneal pudendal decompression. International Prostate Symptom Score (IPSS) and maximal flow (Qmax) on uroflowmetry were evaluated before and 3 months after the procedure. Results: Five male patients aged 34 ± 4 years were recruited. The median IPSS differed significantly before and 3 months after the procedure (18 vs 8, P =.042); likewise, median Qmax differed significantly before and 3 months after the procedure (12 vs 18 mL/s, P =.042). Conclusion: Pudendal nerve entrapment syndrome should be considered as a main differential diagnosis for refractory LUTS in young males with no other comorbidities. When clinical features of pudendal nerve entrapment are present, laparoscopic transperitoneal pudendal decompression relieves LUTS in these young males., SCOPUS: ar.j, DecretOANoAutActif, info:eu-repo/semantics/published
- Published
- 2020
18. Management of posterior urethral valves in fetuses and neonates: a critical point of view
- Author
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Anthony Kallas Chemaly, Henri Steyaert, and Fouad Aoun
- Subjects
Male ,medicine.medical_specialty ,Pregnancy ,Fetus ,Urethral Obstruction ,business.industry ,Infant, Newborn ,medicine.disease ,Urethra surgery ,Ultrasonography, Prenatal ,Surgery ,Fetal Diseases ,Urethra ,Critical point (thermodynamics) ,Pediatrics, Perinatology and Child Health ,Medicine ,Humans ,Female ,Ultrasonography ,business ,Urethral valve - Published
- 2018
19. Reflective Practice About Retroperitoneal Laparoscopy in Comparison to Open Surgery for Ureteropelvic Junction Obstruction Repair in Children Less Than 1 Year of Age
- Author
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Kallas-Chemaly, Anthony, primary, Peycelon, Matthieu, additional, Ali, Liza, additional, Grapin-Dagorno, Christine, additional, Carricaburu, Elisabeth, additional, Philippe-Chomette, Pascale, additional, Enezian, Goharig, additional, Paye-Jaouen, Annabel, additional, and El-Ghoneimi, Alaa, additional
- Published
- 2019
- Full Text
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20. Pudendal nerve release for lower urinary tract symptoms in young males.
- Author
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Aoun, Fouad, Mjaess, Georges, Akl, Bernard, Nassar, Dany, Kallas Chemaly, Anthony, Haydar, Asad, Raad, Rami, Absil, Fabienne, Nemr, Elie, and Bollens, Renaud
- Subjects
PUDENDAL nerve ,URINARY organs ,SYMPTOMS ,ENTRAPMENT neuropathies ,MALES ,BLADDER obstruction - Abstract
Objectives: The aim of this study was to assess the efficacy of laparoscopic transperitoneal pudendal decompression in the improvement of refractory lower urinary tract symptoms (LUTS) in young males presenting with clinical features of pudendal nerve entrapment with no known comorbidities that could explain their LUTS. Methods: This is a prospective pilot study involving patients suffering from LUTS refractory to standard treatment and clinical features of pudendal nerve entrapment on physical examination. They underwent laparoscopic transperitoneal pudendal decompression. International Prostate Symptom Score (IPSS) and maximal flow (Qmax) on uroflowmetry were evaluated before and 3 months after the procedure. Results: Five male patients aged 34 ± 4 years were recruited. The median IPSS differed significantly before and 3 months after the procedure (18 vs 8, P =.042); likewise, median Qmax differed significantly before and 3 months after the procedure (12 vs 18 mL/s, P =.042). Conclusion: Pudendal nerve entrapment syndrome should be considered as a main differential diagnosis for refractory LUTS in young males with no other comorbidities. When clinical features of pudendal nerve entrapment are present, laparoscopic transperitoneal pudendal decompression relieves LUTS in these young males. [ABSTRACT FROM AUTHOR]
- Published
- 2021
- Full Text
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21. Living Donor Nephrectomy : Open vs Laparascopy Renal Function and Complications
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Aoun Fouad, Mallat Samir, Rahhal Samir, Mourani Chebl, Kallas Chemaly Anthony, Moukarzel Maroun, Nakhle Fouad, and Atallah David
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Adult ,Male ,medicine.medical_specialty ,Time Factors ,medicine.medical_treatment ,Urology ,Renal function ,Kidney ,Nephrectomy ,Cohort Studies ,chemistry.chemical_compound ,Postoperative Complications ,Living Donors ,medicine ,Humans ,Kidney transplantation ,Retrospective Studies ,Creatinine ,Proteinuria ,business.industry ,Retrospective cohort study ,General Medicine ,medicine.disease ,Kidney Transplantation ,chemistry ,Female ,Laparoscopy ,medicine.symptom ,business ,Body mass index ,Cohort study - Abstract
OBJECTIVES This study is to compare the short and long-term renal function between adult recipients of living laparoscopic and open donors (LR vs OR) to highlight the effect of the surgical technique on graft function. Moreover, we chose to compare the organic (hypertension, proteinuria, serum creatinine) and psychological (aspect of libido, need for anxiolytics) long-term effect of the surgery between laparoscopic and open donors (LD vs OD). METHODS After census of adult recipients and living donors between 2003 and 2012, and after application of exclusion criteria and selection of homogeneous groups of donors and recipients, a retrospective cohort study was conducted between October 2008 and January 2012. In recipients, renal function in the short term was reported by the value of serum creatinine at ± D5 post-op and the long-term values of serum creatinine at 6 and 12 months after surgery. Delayed graft function was defined by a serum creatinine value ≥ 2.5 mg/dl on D5 post-op. A questionnaire for donors was established. RESULTS The two groups OR and LR were homogeneous concerning age, sex and body mass index (BMI). Different groups OD and LD, chosen according to the variable of interest, were made homogeneous. Despite a different warm ischemia time between the 2 groups (175.54 seconds in LR vs 44.67 seconds in OR, p < 0.001), renal function in the short- and long-term in recipients was not statistically different (At day 5, 1.54 vs 1.50 mg/dl, p = 0.781; at 6 months, 1.37 vs 1.38, p = 0.871; at 12 months, 1.34 vs 1.36, p = 0.569, in OR and LR respectively). Similarly, there was no significant statistical difference concerning organic and psychological complications between OD and LD except for a shorter period between hospital discharge and return to work in LD. CONCLUSION In our center, renal function in the short- and long-term was similar in OR and LR. Apart from the advantages offered by the laparoscopic technique, organic and psychological long-term effects were similar between OD and LD. Nevertheless, laparoscopy seemed to facilitate kidney donation and is requested by almost all living donors independently of their social status.
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- 2015
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22. Organ Preservation : Milestones and Basic Principles
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Maroun Moukarzel, Anthony Kallas Chemaly, and Charbel Chalouhy
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medicine.medical_specialty ,business.industry ,Ischemia ,Cold storage ,Economic shortage ,General Medicine ,medicine.disease ,Graft function ,Surgery ,Energy shift ,Medicine ,Viaspan ,Organ donation ,business ,Intensive care medicine ,Kidney transplantation - Abstract
Current shortage in organ donors led to the expansion of criteria for organ donation placing organ preservation as one cornerstone for successful transplant, graft function and survival. The historical work of Belzer and Collins paved the way for key descriptions of physiopathology of cell ischemia and protection (cytokines roles, oxidative stress, energy shift to lactic acidosis and perfusion pressure changes). Good preservation means immediate recovery of function and prevention of chronic rejection. Two cooling approaches are available: static (SCS: simple cold storage) suitable for all organs, and dynamic (HMP: hypothermic machines perfusion) designed for kidneys and liver. A thorough discussion of historically manufactured and widely sold preservation solutions e.g. EuroCollins, UW solution (Viaspan®) as well as current used solutions e.g. Custodiol® and the new Celsior is available in this review. Obviously, every single organ exhibits different tolerance to warm and cold ischemia depending on its nature and demands after transplant. Future perspectives of organ preservation may be hidden in hibernators which may hold the enigmas of perfect human organ preservation.
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- 2015
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23. P0005 - Laparoscopic transperitoneal pudendal nerve and artery release for pudendal entrapment syndrome
- Author
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Mjaess, G., Bollens, R., Sarkis, J., Kallas Chemaly, A., Nemr, E., Semaan, A., Abi Chebel, J., Absil, F., and Aoun, F.
- Published
- 2021
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- View/download PDF
24. Extravesical Ureteral Reimplantation Following Lich-Gregoir Technique for the Correction of Vesico-Ureteral Reflux Retrospective Comparative Study Open vs. Laparoscopy
- Author
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Bustangi, Nasir, primary, Kallas Chemaly, Anthony, additional, Scalabre, Aurelien, additional, Khelif, Karim, additional, Luyckx, Stéphane, additional, Steyaert, Henri, additional, Varlet, Francois, additional, and Lopez, Manuel, additional
- Published
- 2018
- Full Text
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25. Management of posterior urethral valves in fetuses and neonates: a critical point of view
- Author
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Kallas Chemaly, Anthony N., primary, Aoun, Fouad Y., additional, and Steyaert, Henri C., additional
- Published
- 2018
- Full Text
- View/download PDF
26. Management of posterior urethral valves in fetuses and neonates: A critical point of view
- Author
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Kallas Chemaly, Anthony, Aoun, Fouad, Steyaert, Henri, Kallas Chemaly, Anthony, Aoun, Fouad, and Steyaert, Henri
- Abstract
SCOPUS: le.j, info:eu-repo/semantics/published
- Published
- 2018
27. In Search for a Common Pathway for Health Issues in Men--the Sign of a Holmesian Deduction
- Author
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Simone Albisinni, Marc Zanaty, Thierry Roumeguere, Fouad Aoun, and Anthony Kallas Chemaly
- Subjects
Oncology ,Male ,Cancer Research ,medicine.medical_specialty ,Epidemiology ,030232 urology & nephrology ,LUTS/BPH ,Disease ,Santé publique ,03 medical and health sciences ,Prostate cancer ,0302 clinical medicine ,Risk Factors ,Diabetes mellitus ,Internal medicine ,medicine ,Animals ,Humans ,Erectile dysfunction ,Endothelial dysfunction ,Depression (differential diagnoses) ,business.industry ,Hypogonadism ,Public Health, Environmental and Occupational Health ,Prostate ,Epidémiologie ,medicine.disease ,Atherosclerosis ,Cancérologie ,Oxidative Stress ,Endocrinology ,030220 oncology & carcinogenesis ,Men's health ,Metabolic syndrome ,business ,Men's Health - Abstract
The evidence for the existence of a common pathway for health issues in men is presented in this review. Several epidemiological studies have shown that conditions like cardiovascular diseases (CVD), metabolic syndrome, diabetes, lower urinary tract symptom (LUTS), erectile dysfunction (ED), prostate cancer, hypogonadism, depression and suicide can be associated as risk factors for each other. Thus, the risk of CVD is significantly increased in men with metabolic syndrome, ED, hypogonadism, prostate cancer and/or LUTS. In addition, the above mentioned conditions are more prevalent in atherosclerotic patients. In addition, growing evidence indicates that low androgen levels can cause metabolic syndrome. In addition, obesity, dyslipidaemia and diabetes can further reduce androgen levels potentiating their adverse effect. Low testosterone levels are also associated with a higher incidence of aggressive prostate cancer on biopsy and on definitive pathology, and lower probability of abiraterone response in the metastatic setting. Several recent studies point towards diffuse endothelial dysfunction and dysregulated pro-inflammatory state as the biological link between all these disorders. Our current hypothesis is that oxidative stress caused by these dysfunctions explains the pathogenesis of each of these conditions., SCOPUS: re.j, info:eu-repo/semantics/published
- Published
- 2016
28. Robotic Surgery is a Successful Tool for the Management of Large Retroperitoneal Tumors in Children
- Author
-
Henri Steyaert, Anthony Kallas-Chemaly, and Xavier Delforge
- Subjects
Pulmonary and Respiratory Medicine ,Blood level ,medicine.medical_specialty ,Constipation ,business.industry ,Abdominal mass ,Surgery ,Right ureter ,Retroperitoneal tumor ,Open access publishing ,medicine ,Robotic surgery ,Pediatrics, Perinatology, and Child Health ,medicine.symptom ,business ,Upper urinary tract - Abstract
A 2 years old boy was admitted in our institution for abdominal mass. He presented a growing abdominal mass, associated with constipation, and recently complained of pain with walking. The computed tomography-scan showed a large mass of the retroperitoneum, compressing the right ureter with upper urinary tract dilation. The alphafoetoprotein (AFP) blood level was 7500 ng/mL.
- Published
- 2016
- Full Text
- View/download PDF
29. Surgical Aspect may be a Predictor Element for the Management of Testicular Tumors in Children
- Author
-
Anthony Kallas Chemaly, Fouad Aoun, and Henri Steyaert
- Subjects
Pulmonary and Respiratory Medicine ,Painless Testicular Mass ,endocrine system ,medicine.medical_specialty ,business.industry ,Lower pole ,Clinical exam ,Testicular teratoma ,Surgery ,Lesion ,03 medical and health sciences ,0302 clinical medicine ,Open access publishing ,030220 oncology & carcinogenesis ,Parenchyma ,medicine ,030212 general & internal medicine ,Pediatrics, Perinatology, and Child Health ,medicine.symptom ,Testicular ultrasound ,business - Abstract
We report the case of a 2.5 years old boy diagnosed with a painless testicular mass during a clinical exam before circumcision. Testicular ultrasound revealed a vascularized 2 × 2 cm lower pole right hypoechogenic intratesticular solid lesion with calcifications, heterogeneous and distinct from the normal parenchyma. Biological markers were negative (AFP, BHCG, and LDH).
- Published
- 2016
- Full Text
- View/download PDF
30. [Successful familial kidney transplant in an infant weighing less than 10 kg: case report and review of the literature]
- Author
-
Chebi, Mourani, Hiba, Azar, Maroun, Moukarzel, Bernard, Gerbaka, Anthony, Kallas Chemaly, and Dania, Nehme Chelala
- Subjects
Male ,Body Weight ,Humans ,Infant ,Kidney Failure, Chronic ,Kidney Transplantation - Abstract
We report the case of a Lebanese infant born by normal delivery at 40 weeks of gestation. Weight and height at birth were 3200 grams and 49 cm respectively. Serum creatinine in the first week of life was 323 mmol/l (normal value for age is less than 20 mmol/l). Kidney ultrasound confirmed diagnosis of hypoplastic small kidneys. Conservative treatment of renal failure was initiated from the first days of life. Conservative management of renal failure included careful attention to fluid balance, maintenance of adequate nutrition and correction of hyperkalemia, acidosis, hyperphosphatemia and prevention of renal osteodystrophy by the use of dietary phosphate binders and vitamin D analogs. After a slight decrease of serum creatinine in the first three months of life, creatininemia increased progressively despite conservative treatment associated to hyperkalemia and severe pruritis due to hyperphosphatemia. Faced with the progression of renal failure, we decided to start automated peritoneal dialysis at seven months of life. Weight and height were respectively 6200 g and 63 cm. Serum creatinine was 432 mmol/L. Pruritis improved after starting peritoneal dialysis as well as appetite. At 20 months of life and a weight of 9.7 kg, a familial kidney transplant was performed. Immunosuppressive treatment included SimulectO, on day 1 and day 4, associated to mycophenolate mofetil, tacrolymus and prednisolone. The immediate post-transplant period was complicated by urinay tract infection due to BSLE E. coli. After four episodes of urinary tract infection due to resistant E coli associated to a non obstructive stone of 15 mm in the allograft kidney, we performed two sessions of lithotripsy and placed a double J stent. Biochemical urinary analysis did not reveal any causes for lithiasis. Stone disappeared as well as infection after lithotripsy. Renal function is normal for age one year after the kidney transplant. To our knowledge, this is the first reported case of a successful kidney transplant in a Lebanese infant with kidney failure since birth with kidney transplant performed at less than 10 kg of weight on the transplant day. Peritoneal dialysis is the treatment of choice for infants with chronic kidney failure. Familial or cadaveric kidney transplant should be encouraged and performed even in infants weighing less than 10 kg allowing them to have normal growth as well as social and school integration.
- Published
- 2015
31. Milestones and Basic Principles
- Author
-
Maroun, Moukarzel, Charbel, Chalouhy, and Anthony, Kallas Chemaly
- Subjects
Humans ,Organ Preservation ,Kidney Transplantation - Abstract
Current shortage in organ donors led to the expansion of criteria for organ donation placing organ preservation as one cornerstone for successful transplant, graft function and survival. The historical work of Belzer and Collins paved the way for key descriptions of physiopathology of cell ischemia and protection (cytokines roles, oxidative stress, energy shift to lactic acidosis and perfusion pressure changes). Good preservation means immediate recovery of function and prevention of chronic rejection. Two cooling approaches are available: static (SCS: simple cold storage) suitable for all organs, and dynamic (HMP: hypothermic machines perfusion) designed for kidneys and liver. A thorough discussion of historically manufactured and widely sold preservation solutions e.g. EuroCollins, UW solution (Viaspan®) as well as current used solutions e.g. Custodiol® and the new Celsior is available in this review. Obviously, every single organ exhibits different tolerance to warm and cold ischemia depending on its nature and demands after transplant. Future perspectives of organ preservation may be hidden in hibernators which may hold the enigmas of perfect human organ preservation.
- Published
- 2015
32. Mini-Review on Pathogenesis and Diagnosis of Vesicoureteral Reflux in Children
- Author
-
Chebl Mourani, Maroun Moukarzel, Rana Aoun, Jawad Feghali, Nabil Harakeh, and Anthony Kallas-Chemaly
- Subjects
medicine.medical_specialty ,Stress incontinence ,Pediatrics ,business.industry ,Urinary system ,Urology ,urologic and male genital diseases ,medicine.disease ,Vesicoureteral reflux ,female genital diseases and pregnancy complications ,Pediatric urology ,Ureter ,medicine.anatomical_structure ,medicine ,Genetic predisposition ,Antenatal Hydronephrosis ,Kidney stones ,business - Abstract
Vesicoureteral reflux (VUR) represents nowadays a controversial issue regarding its diagnosis, screening and treatment for its potential renal damage is not clearly understood. We aim in this mini-review to study the pathogenesis of VUR mechanisms in order to understand its clinical presentation and then be able to evaluate evidence in its screening and diagnosis. Primary VUR is essentially related to short intravesical length of the ureter, while secondary reflux is more related to anatomic or neuro functional anomalies of the bladder. Prevalence of VUR is high in siblings and offspring of index patients making its genetic predisposition quite evident. Recommendations in evaluation of VUR in case of antenatal hydronephrosis or urinary tract infection (UTI) differ among experts and organizations with benefits and inconveniences to each attitude.
- Published
- 2015
- Full Text
- View/download PDF
33. Minimal Invasive Approach should become the Standard for the Management of Zinner Syndrome
- Author
-
Anthony Kallas Chemaly, Maroun Moukarzel, Henri Steyaert, Fouad Aoun, re Peltier, and Alex
- Subjects
Pulmonary and Respiratory Medicine ,Infertility ,medicine.medical_specialty ,business.industry ,Urinary system ,Urology ,Hemospermia ,urologic and male genital diseases ,medicine.disease ,Seminal vesicle ,medicine.anatomical_structure ,Lower urinary tract symptoms ,medicine ,Cyst ,Pediatrics, Perinatology, and Child Health ,Ejaculatory duct obstruction ,business ,Renal agenesis - Abstract
The presence of a renal agenesis with an ipsilateral seminal vesicle cyst and an ejaculatory duct obstruction is a rare congenital anomaly initially reported by Zinner in 1914. This anomaly can be responsible of perineal pain, hemospermia, hematuria, post-ejaculatory pain, urinary tract infection, infertility and lower urinary tract symptoms (LUTS).
- Published
- 2015
- Full Text
- View/download PDF
34. In search for a common pathway for health issues in men-the sign of a holmesian deduction
- Author
-
Aoun, Fouad, Albisinni, Simone, Kallas Chemaly, Anthony, Zanaty, Marc, Roumeguere, Thierry, Aoun, Fouad, Albisinni, Simone, Kallas Chemaly, Anthony, Zanaty, Marc, and Roumeguere, Thierry
- Abstract
The evidence for the existence of a common pathway for health issues in men is presented in this review. Several epidemiological studies have shown that conditions like cardiovascular diseases (CVD), metabolic syndrome, diabetes, lower urinary tract symptom (LUTS), erectile dysfunction (ED), prostate cancer, hypogonadism, depression and suicide can be associated as risk factors for each other. Thus, the risk of CVD is significantly increased in men with metabolic syndrome, ED, hypogonadism, prostate cancer and/or LUTS. In addition, the above mentioned conditions are more prevalent in atherosclerotic patients. In addition, growing evidence indicates that low androgen levels can cause metabolic syndrome. In addition, obesity, dyslipidaemia and diabetes can further reduce androgen levels potentiating their adverse effect. Low testosterone levels are also associated with a higher incidence of aggressive prostate cancer on biopsy and on definitive pathology, and lower probability of abiraterone response in the metastatic setting. Several recent studies point towards diffuse endothelial dysfunction and dysregulated pro-inflammatory state as the biological link between all these disorders. Our current hypothesis is that oxidative stress caused by these dysfunctions explains the pathogenesis of each of these conditions., SCOPUS: re.j, info:eu-repo/semantics/published
- Published
- 2016
35. Mini-Review on Pathogenesis and Diagnosis of Vesicoureteral Reflux in Children
- Author
-
Kallas-Chemaly, Anthony, primary
- Published
- 2015
- Full Text
- View/download PDF
36. Pure Primary Signet Ring Cell Carcinoma of the Bladder: Atypical Case and Review of the Literature
- Author
-
Kallas Chemaly, Anthony, primary
- Published
- 2014
- Full Text
- View/download PDF
37. LIVING DONOR NEPHRECTOMY: OPEN vs LAPARASCOPY.
- Author
-
MOUKARZEL, Maroun, KALLAS CHEMALY, Anthony, RAHHAL, Samir, AOUN, Fouad, NAKHLE, Fouad, ATALLAH, David, MALLAT, Samir, and MOURANI, Chebl
- Published
- 2015
- Full Text
- View/download PDF
38. [Successful familial kidney transplant in an infant weighing less than 10 kg: case report and review of the literature].
- Author
-
Mourani C, Azar H, Moukarzel M, Gerbaka B, Kallas Chemaly A, and Nehme Chelala D
- Subjects
- Body Weight, Humans, Infant, Male, Kidney Failure, Chronic surgery, Kidney Transplantation
- Abstract
We report the case of a Lebanese infant born by normal delivery at 40 weeks of gestation. Weight and height at birth were 3200 grams and 49 cm respectively. Serum creatinine in the first week of life was 323 mmol/l (normal value for age is less than 20 mmol/l). Kidney ultrasound confirmed diagnosis of hypoplastic small kidneys. Conservative treatment of renal failure was initiated from the first days of life. Conservative management of renal failure included careful attention to fluid balance, maintenance of adequate nutrition and correction of hyperkalemia, acidosis, hyperphosphatemia and prevention of renal osteodystrophy by the use of dietary phosphate binders and vitamin D analogs. After a slight decrease of serum creatinine in the first three months of life, creatininemia increased progressively despite conservative treatment associated to hyperkalemia and severe pruritis due to hyperphosphatemia. Faced with the progression of renal failure, we decided to start automated peritoneal dialysis at seven months of life. Weight and height were respectively 6200 g and 63 cm. Serum creatinine was 432 mmol/L. Pruritis improved after starting peritoneal dialysis as well as appetite. At 20 months of life and a weight of 9.7 kg, a familial kidney transplant was performed. Immunosuppressive treatment included SimulectO, on day 1 and day 4, associated to mycophenolate mofetil, tacrolymus and prednisolone. The immediate post-transplant period was complicated by urinay tract infection due to BSLE E. coli. After four episodes of urinary tract infection due to resistant E coli associated to a non obstructive stone of 15 mm in the allograft kidney, we performed two sessions of lithotripsy and placed a double J stent. Biochemical urinary analysis did not reveal any causes for lithiasis. Stone disappeared as well as infection after lithotripsy. Renal function is normal for age one year after the kidney transplant. To our knowledge, this is the first reported case of a successful kidney transplant in a Lebanese infant with kidney failure since birth with kidney transplant performed at less than 10 kg of weight on the transplant day. Peritoneal dialysis is the treatment of choice for infants with chronic kidney failure. Familial or cadaveric kidney transplant should be encouraged and performed even in infants weighing less than 10 kg allowing them to have normal growth as well as social and school integration.
- Published
- 2015
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