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 cancer is the third most commonly diagnosed cancer if you don’t count skin cancers. If the cancer hasn’t spread, then one of the possible treatments is a sigmoid colectomy. That may be a ...

A sigmoid septum occurs when part of the heart muscle expands and blocks a pathway blood uses to leave the heart’s left side. It often does not cause symptoms and has links to aging. The heart ...