THORAX ABDOMEN AND PELVIS

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MEDICAL

COLON

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Most common type of polyp
A
Hyperplasticity
B
Adenoma
C
Familial-hereditary (eg familial polyposis)
D
Malignant
Explanation: 

Detailed explanation-1: -About 70 percent of all polyps are adenomatous, making it the most common type of colon polyp.

Detailed explanation-2: -Hyperplastic polyps-Hyperplastic polyps are usually small, located in the end-portion of the colon (the rectum and sigmoid colon), have no potential to become malignant, and are not worrisome (figure 1).

Detailed explanation-3: -The most common malignant polyps contain cancer cell type called adenocarcinoma.

Detailed explanation-4: -The three different polyps are villous, tubular and tubulovillous. Adenomatous polyps will gradually show dysplastic changes, which differentiates them from hyperplastic polyps. In general, colonic polyps are benign but those that develop high-grade dysplasia will become malignant with time.

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