K833-char group
Other diseases of biliary tract
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Excl.: the listed conditions involving the: cystic duct (K81-K82) gallbladder (K81-K82) postcholecystectomy syndrome (K91.5)