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 ...

Flexible sigmoidoscopy is a test that a doctor uses to check the inner lining of your rectum and the lower part of your colon. You may get this test if you have certain gut problems, such as abdominal ...

PC, a rare condition, is a form of pneumatosis cystoides intestinalis that generally presents late in middle age. It is characterized by the presence of multiple gas-filled cysts within the wall of ...