A.10%~20% B.20%~30% C.30%~40% D.40%~50% E.40%~60%
A.80% B.60% C.40% D.20% E.30%
A.切除后易復(fù)發(fā) B.5%~15%惡變可能 C.色紅或灰紅,外觀如乳頭,顆?;蛏]貥?br /> D.質(zhì)地較息肉硬 E.質(zhì)地較息肉軟