The sigmoid colon is the last section of the bowel — the part that attaches to the rectum. It pushes feces along the bowel tract. It’s about a foot and a half long (around 40 centimeters) and is ...

Colon pain can feel like gas, bloating, or stomach pain. You may also feel tired, constipated, or have diarrhea. Various gastrointestinal disorders can cause colon pain. The colon is part of the large ...

This operation removes a diseased section of the rectum and sigmoid colon. Doctors use it to treat the following conditions: Cancers of the colon and rectum Some types of noncancerous growths in the ...

A redundant or tortuous colon is an abnormally long colon that cannot fit inside the body without looping or twisting. There is no obvious cause, but it can lead to complications and gastrointestinal ...

What Is a Laparoscopic Abdominoperineal Resection? It’s an operation in which a surgeon removes your anus, rectum, and sigmoid colon through small cuts in your belly. You may need this operation if ...

Out of the blue a few days before Christmas, Beth Grenham started experiencing agonizing stomach pain. It was worse than what she went through while giving birth without anesthesia, she says, and so ...

An 80-year-old man presented with progressive lower left-quadrant abdominal pain. Imaging studies identified a mass adjacent to the sigmoid colon, with features suggestive of an abscess, although no ...