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

我们随人分配致内镜下经壶腹部胰管引流组或外科胰管空肠吻合组。

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

单纯神经切除（后壶腹神经）和后半规管闭塞是应用于良阵发位置眩晕的两种特殊的手疗技。