摘要目的本研究拟对超声诊断胆囊增大伴胆泥淤积的发病率进行研究,并进一步比较良、恶性胆囊增大伴胆泥淤积临床表现及影像的不同。材料与方法本回顾性研究经机构伦理委员会同意,并批准免除知情同意。本研究对象包括2001年3月—2015年3月行腹部超声检查的11 518名成人中的6 898例胆泥淤积病人。超声诊断胆囊增大伴胆泥 Abstract Objectives The purpose of this study is to study the incidence of gallbladder enlargement with gallbladder sedimentation by ultrasound and to compare the clinical manifestations and imaging differences of benign and malignant gallbladder with bile sludge deposition. Materials and Methods This retrospective study was approved by the Institutional Ethics Committee and approved the waiver of informed consent. The subjects included 6 898 cases of cholestasis in 11 518 adults undergoing abdominal ultrasound examinations between March 2001 and March 2015. Ultrasound diagnosis of gallbladder enlargement with bile mud