A.尿道板纖維化 B.尿道海綿體纖維化 C.陰莖皮的淺筋膜組織牽拉 D.尿道短 E.尿生殖溝自后向前閉合過(guò)程停滯
A.1/100000 B.1/60000 C.1/50000 D.1/70000 E.1/90000
A.T12和L1 B.L1和L2 C.L3和L4 D.L5和S1 E.S1和S2