ampullary

We randomly assigned patients to undergo endoscopic trans ampullary drainage of the pancreatic duct or operative pancreaticojejunostomy.

我们随机将病人分配致内镜下壶腹部胰管引流或外科胰管空肠吻。

Singular neurectomy (posterior ampullary nere transsection) and posterior semicircular canal occlusion are the 2 specific techniques used in intractable BPP surgery.

单纯神切除（后壶腹神）和后半规管闭塞是应用于难治性良性阵发性位置性眩晕两种特殊手治疗技。