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Table 1 Evaluation for the mutation and expression status of the epithelium exposed to the pancreatobiliary reflux

From: Intracholecystic papillary neoplasm arising in a patient with pancreaticobiliary maljunction: a case report

Site KRAS gene mutation p53 expression β-Catenin expression
ICPN (−) (−) (−)
Gallbladder (−) (+) (−)
Extrahepatic bile duct (−) (+) (−)
  1. ICPN intracholecystic papillary neoplasm