Table 3

Catalogue of cases with PanIN-3a

CaseNo. of PanINs-3 with Dpc4 expressionNo. of PanINs-3 without Dpc4 expressionAssociated invasive carcinomaDpc4 expression in associated invasive carcinomaOther PanINs identifiedb
140PancreaticcPresentNone
210PancreaticPresentNone
320PancreaticPresent1 PanIN-1B and 1 PanIN-2
430PancreaticAbsentNone
510PancreaticAbsentNone
610PancreaticFocally present2 PanIN-1As
720Bile ductdPresent2 PanIN-2s
860NoneNAeNone
901PancreaticAbsentNone
1001PancreaticAbsent8 PanIN-1As and 2 PanIN-2s
1105Bile ductPresent3 PanIN-1As and 2 PanIN-1Bs
1202NoneNA1 PanIN-1B
  • a Histological classification of PanINs is given in the text.

  • b All of the PanIN-1As,-1Bs, and -2s expressed Dpc4.

  • c “Pancreatic” refers to ductal adenocarcinomas originating within the pancreas.

  • d “Bile duct” refers to adenocarcinomas arising within the distal common bile duct.

  • e NA, not applicable.