The recommended age to start screening for colorectal cancer was lowered in 2021 from 50 to 45 for people of average risk.

The sigmoid colon is the lowest section of the colon. It's responsible for holding and voiding feces. Several health conditions may affect the sigmoid colon. There are tests to asses it. The ...

Table. Location of the Polyps Patients younger than 60 had slightly more polyps in the rectum and sigmoid, whereas those older than 60 had slightly more in the ascending colon and cecum.

For example, polyposis involving the transverse colon and sigmoid raises problems of therapy too extensive to be covered here. Pseudopolyps, associated with inflammatory lesions.

Medically reviewed by Doru Paul, MD An adenomatous polyp, also known as an adenoma, is an abnormal growth of cells that forms on the colon's lining. These polyps are common, comprising around 70% ...

On the basis of current knowledge of this subject, the association of polyps with cancer of the rectum and colon is generally accepted. 1–9 Several points concerning the incidence and ...

The follow-up study also considered hyperplastic polyps as sessile serrated polyps if they were at least 10 mm and located proximal to the sigmoid colon.

What is the descending colon? Read on to learn about this section of the bowel, including its anatomy and function and what conditions can affect it.

Doctors use flexible sigmoidoscopy to examine the rectum and the lower part of the colon. Learn what to expect during this procedure.

Abdominoperineal resection: usually performed for a lower rectal or anal cancer. Involves the surgical removal of the anus, rectum, and sigmoid colon, along with associated lymph nodes, resulting ...

Larger adenomatous polyps in the sigmoid colon are often nodular and ulcerated. In fact, with experience, they have rather particular endoscopic and macroscopic pathological features (Figure 1).

This surgical procedure removes the sigmoid colon and connects the descending colon with the anus. It can be done via open or laparoscopic surgery.