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Journal of Pediatric Surgery|November 2, 2010
Surgical complications of posterior urethral valve ablation: 20 years experienceOsama Sarhan, Alaa El-Ghoneimi, Ashraf Hafez, et al.International Urology and Nephrology|April 26, 2011
Surgical analysis of pediatric and adolescent sporadic pheochromocytoma: single center experienceYasser Osman, Naser Hussein, Osama Sarhan, et al.Cureus|February 1, 2021
Primary Bilateral High-Grade Vesicoureteral Reflux in Children: Management PerspectiveWadha Al Qahtani, Osama Sarhan, Abdulhakim Al Otay, et al.Urology|January 19, 2023
Iatrogenic Ureterocolic Fistula in Pediatric Age Group: A Case Report and Review of the LiteratureHelmy Omar, Abdullah Al Fulaij, Jomana Felemban, et al.BJU International|February 1, 2005
Perineal anastomotic urethroplasty for managing post-traumatic urethral strictures in children: the long-term outcomeAshraf T Hafez, Ahmed El-Assmy, Osama Sarhan, et al.Journal of Pediatric Surgery|October 2, 2020
Crossed fused renal ectopia: Diagnosis and prognosis as a single-center experienceOsama Sarhan, Ahmed El Helaly, Abdulhakim Al Otay, et al.BJU International|August 26, 2010
Long-term functional and morphological outcome after pyeloplasty for huge renal pelvisOsama Sarhan, Tamer Helmy, Mohamed Abou-El Ghar, et al.The Journal of Urology|January 15, 2013
Changes in differential renal function after pyeloplasty in childrenAhmed M Harraz, Tamer Helmy, Diaa-Eldin Taha, et al.Urology|December 27, 2011
Doxazosin versus tizanidine for treatment of dysfunctional voiding in children: a prospective randomized open-labeled trialAhmed S El-Hefnawy, Tamer Helmy, Mohamed M El-Assmy, et al.Journal of Pediatric Urology|April 18, 2021
Comparison between internal double J and external pyeloureteral stents in open pediatric pyeloplasty: A multicenter studyOsama Sarhan, Ahmed Al Awwad, Abdulhakim Al Otay, et al.Pageof 3