Retrorectal Cysts and Tumors: From Clinical Presentations and Imaging Techniques to Pathological Diagnoses and Management: A case series and literature review Gita Manzari Tavakoli1, 2*, Ayda Manzari Tavakoli1, 3, Mustafa Ramezanian2Department of Surgery, Taleghani Hospital, Shahid Beheshti University of Medical Sciences, Tehran, IranSchool of Medicine, Tehran University of Medical Sciences, Tehran, IranStudent’s Scientific Research Center, School of Medicine, Iran University of Medical Sciences, Tehran, IranRunning title : Retrorectal Cysts and Tumors: From Clinical Presentations and Imaging Techniques to Pathological Diagnoses and Management: case series and literature review*Correspondence: Gita Manzari Tavakoli, Research Center for Surgery, Taleghani Hospital , Arabi St., Student Blvd., Valenjak, Tehran, Iran.Email address :Gita Manzari Tavakoli: gitatavakoli93@gmail.comAyda Manzari Tavakoli: aydatavakoli006@gmail.comMustafa Ramezanian: mustafaramezanian@gmail.comPhone : +989120349338