A.80% B.60% C.40% D.20% E.30%
A.多發(fā)生于額竇,其次為篩竇 B.多發(fā)生于上頜竇,其次為額竇 C.多發(fā)生于篩竇,其次為額竇 D.多發(fā)生于蝶竇,其次為篩竇 E.多發(fā)生于上頜竇,其次為篩竇
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,顆粒或桑葚樣D.質(zhì)地較息肉硬E.質(zhì)地較息肉軟