C223-char group
Malignant neoplasm of liver and intrahepatic bile ducts
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Excl.: biliary tract NOS (C24.9) secondary malignant neoplasm of liver (C78.7)