Title: Surgical Management of Renal Duplication and Ureteropelvic Junction Obstruction in a Pediatric Patient: A Case ReportHasan Haydar a,+ ,Mouhammed Sleiaya, Lyne Barakat a , Abdulrahim Hamad Alokla a, Ahmad Buz a , Mohammed ali Abshi a , Mohammed Alqreea b , Hasan Alsmoudi a , Mohamad Yasin Lutfi c.a Faculty of Medicine, Hama University, Hama, Syrian Arab Republic.b Orthopedic surgery Department ; Faculty of medicine ; Damascus University ;Damascus ;Syria.c Hama National Hospital,Urology Department, Hama, Syrian Arab Republic.*Corresponding author: Hasan Haydar, Faculty of Medicine, Hama University, Hama, Syrian Arab Republic. email: hasanhaydar458@gmail.com+ Hasan Haydar ,Mouhammed Sleiay, Lyne Barakat , Abdulrahim Hamad Alokla, Ahmad Buz , Mohammed ali Abshi , Mohammed Alqreea , Hasan Alsmoudi , Mohamad Yasin Lutfi are co-first authors. All contributed equally in this paper.Emails & ORCID:Hasan Haydar:hasanhaydar458@gmail.comORCID : 0000-0002-7335-2096Mouhammed Sleiay:abdmouh1234mouhmouh@gmail.comORCID: 0009-0003-8887-0739Lyne Barakat :Lynebarakat1@gmail.comORCID : 0009-0005-5135-6554Abdulrahim Hamad Alokla :abdulrahimhamadalokla@gmail.comAhmad Buz :AhmadIbraheemBuz@hotmail.comMohammed ali Abshi :saemnaem11@gmail.comORCID : 0009-0005-0037-076XMohammed Alqreea :abokhaledqreea@gmail.comHasan Alsmoudi :dr.hasanalsmoudi@gmail.comORCID : 0000-0001-6121-3948Mohamad Yasin Lutfi:Doctor85yasen@gmail.comKey Clinical Message:In pediatric patients with recurrent UTIs and a history of ureteral surgery, clinicians should consider renal duplication with ureteropelvic junction obstruction. Timely imaging and surgical correction can preserve renal function and improve outcomes, emphasizing the need for comprehensive evaluation beyond routine voiding cystourethrogram.

Title: A 64 -year-old male with diffuse renal large B-cell non-Hodgkin lymphoma:A rare Case Report.Hasan Haydar a,+ ,Mouhammed Sleiaya, Hadi Alabdullaha , Rouba Al-alloush a, Nour Al_alloush a , Mohamad Yasin Lutfi b, Simon Youssefc, Suaad Hamshod.a Faculty of Medicine, Hama University, Hama, Syrian Arab Republic.b Hama National Hospital,Urology Department, Hama, Syrian Arab Republic.c Hama National Hospital,pathology Department, Hama, Syrian Arab Republic.d Rheumatology department Faculty of medicine, Damascus University, Damascus ,Syrian Arab Republic.*Corresponding author: Hasan Haydar, Faculty of Medicine, Hama University, Hama, Syrian Arab Republic. email: hasanhaydar458@gmail.com+ Hasan Haydar ,Mouhammed Sleiay, Rouba Al-alloush , Nour Al_alloush, Mohamad Yasin Lutfi , Simon Youssef , Suaad Hamsho are co-first authors. All contributed equally in this paper.Emails & ORCID:Hasan Haydar: hasanhaydar458@gmail.comMouhammed Sleiay:abdmouh1234mouhmouh@gmail.comORCID: 0009-0003-8887-0739Hadi Alabdullah :dr.alabdullah.md@gmail.comRouba Al-alloush : rouba2002alloush@gmail.comNour Al_alloush: nour2005alloush@gmail.comMohamad Yasin Lutfi: Doctor85yasen@gmail.comSimon Youssef:simon.youssef.1978@gmail.comSuaad Hamsho,soha.hamsho3@gmail.com

Title: A 24-year-old patient with testicular benign capillary hemangioma :A rare Case Report.Hasan Haydar a,+ ,Mouhammed Sleiaya, Sliman Marina b , Abdulrahman Haydar c, Mohammed Alqreea d , Bauthaina Alomar a, Mohamad Yasin Lutfie, Simon Youssef fa Faculty of Medicine, Hama University, Hama, Syrian Arab Republic.b Faculty of Medicine, Damascus University, Damascus, Syrian Arab Republic.c Faculty of Dentistry, Arab private university for science and technology, Hama, Syrian Arab Republic.d Orthopedic surgery Department ; Faculty of medicine ; Damascus University  ;Damascus Syrian Arab Republic.e Hama National Hospital,Urology Department, Hama, Syrian Arab Republic.f Hama National Hospital,pathology Department,  Hama, Syrian Arab Republic.*Corresponding author: Hasan Haydar, Faculty of Medicine, Hama University, Hama, Syrian Arab Republic. email: hasanhaydar458@gmail.com+ Hasan Haydar ,Mouhammed Sleiay, Sliman Marina , Abdulrahman Haydar, Mohammed Alqreea, Bauthaina Alomar, , Mohamad Yasin Lutfi, Simon Youssef are co-first authors. All contributed equally in this paper \RLEmails & ORCID:Hasan Haydar: hasanhaydar458@gmail.comORCID: 0000-0002-7335-2096Mouhammed Sleiay:abdmouh1234mouhmouh@gmail.comORCID: 0009-0003-8887-0739slimanmarina12@gmail.comAbdulrahman Haydar : abdulrahmanhaydar8@gmail.comMohammed Alqreea : abokhaledqreea@gmail.comBauthaina Alomar :BauthainaAlomar2@gmail.comMohamad Yasin Lutfi: Doctor85yasen@gmail.comSimon Youssef:   simon.youssef.1978@gmail.com