Pseudo-obstruction of the Gastric Outlet Caused by Combined Hyperganglionosis and Ganglioneuromatosis in an adult: Case Report and Literature Review.

Gastrointestinal ganglioneuromatosis is a rare and benign proliferation of both ganglion and Schwann cells, which may present in a variety of clinicopathological characteristics including polypoid, localized and diffuse forms. It is characterized by the presence of a large number of dysplastic ganglion cells or hyperganglionosis. The affected patients are usually children and a number of them have intestinal neuronal dysplasia type B, which may overlap with ganglioneuromatosis.

A new era in laparoscopic surgery. Evaluation of robot-assisted laparoscopic procedures.

Objective: To present the experience with the advanced technology of robot-assisted laparoscopic surgery at our institute.

Methods: We reviewed and present patients who had robot-assisted laparoscopic surgical procedures, between April 2003 and March 2004, at King Khalid University Hospital, Riyadh, Kingdom of Saudi Arabia. All procedures were carried out using the da Vinci system (Intuitive Surgical, Mountain View, Ca, USA).

Carcinoid tumors of the appendix. Our experience in a university hospital.

Objective: To present our experience of carcinoid tumors of the appendix managed at a university teaching hospital. Complex symptomatology, varied biochemical affections and different surgical therapeutic modalities are discussed.

Methods: The medical records of all the patients who underwent consecutive appendectomies at King Khalid University Hospital, Riyadh, Kingdom of Saudi Arabia from 1994 to 1999 were retrospectively analyzed.