Which of the following types of colonic polyps is associated with the highest incidence of malignant degeneration?
A. Tubular adenoma
B. Tubulovillous adenoma
C. Villous adenoma
D. Hamartomatous polyp
Answer:C
Which of the following types of colonic polyps is associated with the highest incidence of malignant degeneration?
A. Tubular adenoma B. Tubulovillous adenoma C. Villous adenoma D. Hamartomatous polyp