ABSTRACT Objective: To evaluate the value of cholecystographic CT (OCCT), by using iopanoic acid administered orally, in differentiating benign lesion from malignant lesion in the gallbladder.

• 目的：探讨口服碘番酸胆囊造影CT(简称OCCT)对良恶性胆囊隆起性病变的诊断作用。