stenosis

Bile duct stenosis is often caused by benign and malignant diseases of the bile duct or compression from adjacent organs. Because it is difficult to obtain pat......

In the population of our country, cervical canal stenosis is more common in middle-aged and elderly people over 40 years old. It usually belongs to an invisibl......

Renal artery stenosis can cause hypertension (newly emerged hypertension, or progressively worsening of original hypertension), reduced kidney function, recurr......