– A rigid tube (or proctoscope) accompanied by a light source used to examine the rectum and sigmoid colon in investigations into lower gastrointestinal (GI) complaints. – The procedure is usually ...

Proctoscopy is a procedure used to diagnose problems with your rectum and anus. The rectum is the end of your large intestine (colon). The anus is the opening of the rectum. The device used to perform ...