...肝外胆管梗阻病变；胰胆管成像 [gap=913]Key words】 ferric ammonium citrate;low field MR;extrahepatic biliary obstructive diseases;magnetic resonance cholangiopancreatography ..
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目的探讨口服复锐明在低场磁共振诊断肝外胆管梗阻病变中的应用价值。
Objective To probe diagnostic value of oral Ferrimage in differential diagnosis of extrahepatic biliary obstructive diseases using low field MR.
目的：通过分析良恶性肝外胆管梗阻病变的CT表现，总结出有鉴别诊断意义的征象。
Purpose: To evaluate some specific CT findings used to differentiate the nature of biliary obstructive diseases.
目的提高肝外胆管梗阻性病变的超声显示率。
Objective To improve the detection rate of extrahepatic bile duct obstructive diseases by ultrasonography.
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