在经内视镜逆行胰胆管摄影(ERCP)的检查 中最主要且专一的变化为：局部、一段或者整 段主胰管(main pancreatic duct)的变细或狭窄。 其他ERCP常见的变化为：埋在胰脏头部的总胆 管狭窄、肝外胆管的不规则狭窄以及较少见的 肝内胆管扩大。
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It usually contains a duct that joins the main pancreatic duct.
它通常含有与主胰管汇合的胰管。
The diameter of the main pancreatic duct is increased with the age. There is a significant difference.
指出主胰管宽径有随年龄增长而增宽的趋势，并在男、女性别间有一定差异性。
Objective To depict normal main pancreatic duct (MPD) on magnetic resonance cholangiopancreatography (MRCP).
目的探讨正常胰管的磁共振胰胆管成像（MRCP）表现。
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