Comparative study of US and MRCP in the diagnosis of obstructive janudice / 实用放射学杂志

ABSTRACT

Objective To determine the value of ultrasonography(US) and magnetic resonance cholangiopancreatography(MRCP) in the diagnosis of obstructive jaundice.Methods The data of 454 cases(213 cases underwent US,241 cases underwent MRCP) with obstructive jaundice confirmed by clinical or surgery and pathology in our hospital were be collected and analyzed.Results US and MRCP had different characteristics in displaying the different lesions caused obstructive jaundice.There were statistically significant differences for the diagnosis of obstructive jaundice and common bile duct stone and carcinoma of ampulla between US and MRCP (P＜ 0.01).Conclusion US should be the first choice of screening for the diagnosis.MRCP is valuable in differential diagnosis.