OSCA Question 7.

A 45 year old man underwent colonoscopy for profuse mucus discharge per rectum. The following lesion measuring 5 mm in diameter was seen.

a. What lesion is displayed in the picture? (3 marks)
b. What is the treatment recommended for this lesion? (3 marks)
c. What biochemical abnormalites may be associated with this lesion? (4 marks)