Disease Entity. 1  Consist of refractive, hyaline-like calcified nodules located within the optic nerve head. 2  Prevalence 0.4-3.7%. 3  Males = Females.  Whites 1  > Blacks. >85% bilateral, but asymmetric.  Familial â Autosomal dominant inheritance.
Severe bleeding from the colon may require surgery to remove the affected portion of the colon. Bowel obstruction. A blocked colon is an emergency that may require total or partial colectomy, depending on the situation. Colon cancer. Early-stage cancers may require only a small section of the colon to be removed during colectomy. Cancers at a later stage may require more of the colon to be removed. Crohn's disease. If medications aren't helping you, removing the affected part of your colon may offer temporary relief from signs and symptoms.
A colon polypectomy is the removal of polyps from the inside lining of the colon, also called the large intestine. A polyp is a mass of tissue. Some types of polyps can develop into cancer.he purpose of the surgery is to remove a polyp. It is done to prevent colon cancer. In rare cases, larger polyps can cause troublesome symptoms, such as rectal bleeding, abdominal pain, and bowel irregularities. A polyp removal will relieve these symptoms.