Comparison of abdominoperineal resection and low anterior resection in lower and middle rectal cancer.

Introduction: This study aimed to investigate local control and survival rates following abdominoperineal resection (APR) compared with low anterior resection (LAR) in lower and middle rectal cancer.

Methods: In this retrospective study, 153 patients with newly histologically proven rectal adenocarcinoma located at low and middle third that were treated between 2004 and 2010 at a tertiary hospital. The tumors were pathologically staged according to the 7th edition of the American Joint Committee on Cancer (AJCC) staging system.

Role of internal sphincterotomy in the treatment of hemorrhoids: a randomized clinical trial.

Background: Anal canal dilatation and sphincterotomy have been recommended besides hemorrhoidectomy to overcome the anal pressures in the management of hemorrhoids. The aim of this study to compare internal sphincterotomy and hemorrhoidectomy with hemorrhoidectomy alone with respect to manometric and clinical measures.

Methods: One hundred twenty patients with hemorrhoids were randomly assigned to receive either hemorrhoidectomy with sphincterotomy or hemorrhoidectomy alone.