Ureterolithotomy or ureterocystoscope with holmium revealed that adhesive ureterostenosis in 6, inflammatory ureteral polyp in 4, encapsulation of the calculi by granulation tissue in 2.

术中证实管炎性狭6，肉2，肉芽组织裹2。

Ureterolithotomy is thy best way for upper segment ureteral calculi and ureterocystoscope with holmium is the hest way for middle or lower segment ureteral calculi when ESWL fails.

ESWL治疗失败，管上段结石首选管切开取石术，管下段结石首选管镜下钬激光碎石术。