Table 1. ICD codes used to identify and group liver, gallbladder and biliary tract cancers.
Definition | ICD8 and 9 | ICD10 | Abbreviation |
---|---|---|---|
(a) Subsites | |||
Liver, gallbladder and biliary tract | 155, 156 | C22–C24 | TOTAL |
Liver cell cancer | 155.0 | C22.0, C22.2–C22.7 | LCC |
Intrahepatic bile ducts | 155.1 | C22.1 | IHBD |
Liver unspecified | 155.2 | C22.9 | LUS |
Gallbladder | 156.0 | C23 | GB |
Extrahepatic bile ducts | 156.1 | C24.0 | EHBD |
Other parts of the biliary tract | 156.2–156.9 | C24.1–C24.9 | OPBT |
Definition | ICD-O and ICD-O2 | Abbreviation | |
(b) Histological types | |||
Cholangiocarcinoma | M816 | CCA | |
Hepatocellular carcinoma | M817 | HCC | |
Adenocarcinoma | M814 | — | |
Carcinoma NOS | M801 | — | |
Neoplasm NOS+others | M800 and all other codes not specified | — |
ICD, International Classification of Diseases; NOS, not otherwise specified.