1. From the Department of Surgery, King Khaled University Hospital, Riyadh, Saudi Arabia
2. Correspondence: Dr. Mohammed Y. Al-Naami · Department of Surgery (#37), King Khaled University Hospital, PO Box 7805, Riyadh 11472, Saudi Arabia · T: +966-1-467-9417 F: +966-1-467-9493 · moc.oohay@imaanla_demmahom
3. From the Department of Pathology, King Saud University, Riyadh, Saudi Arabia
4. From the Department of Surgery, King Saud University, Riyadh, Saudi Arabia