Objective To investigate the safety and effectiveness of routine preoperational mechanical bowel preparation(MBP)in patients with colorectal anastomosis.

Application of three kinds of bowel preparations and nursing in 16-slice spiral CT virtual colonoscopy;

Effect of bowel preparation on ~(18)F-FDG uptake in stomach and intestine on PET/CT imaging;

A study on effect of Hengkangzhengqing for bowel preparation;

Clinical meaning of preoperative intestinal preparation in colorectal cancer;

Clinical observation and management of Vivonex in the replacement of conven tional methods for preoperational intestinal preparation;

Objective\ To investigate the suitable method of intestinal preparation for gynecologic preoperation.

Clinical observation of colorectal hydrotherapy for preoperative period bowel prepair in colon and rectum cancer cases;