K71.4

Billable

Toxic liver disease with chronic lobular hepatitis

HCC Category Mapping

V28HCC 65 — Chronic Hepatitis

0.472

What This Code Means

Liver damage from toxic exposure that causes chronic inflammation specifically affecting the liver lobules, the functional units of the liver.

Coding Tips

•Document the causative toxic agent and consider using a secondary code from T36-T65 for the substance
•Ensure pathology or clinical documentation confirms lobular pattern of inflammation

Clinical Significance

Toxic liver disease with chronic lobular hepatitis represents specific pattern of liver inflammation affecting the hepatic lobules due to toxin exposure. This condition requires identification and elimination of the causative agent to prevent progression to more severe liver disease.

Documentation Requirements

✓Documentation of chronic lobular hepatitis pattern
✓Identification of causative toxic agent
✓Evidence of lobular involvement on biopsy or imaging
✓Duration and chronicity of condition
✓Laboratory markers of liver inflammation
✓Assessment of exposure timeline
✓Treatment plan addressing toxin removal
✓Follow-up monitoring strategy

Commonly Confused Codes

K73.1 — Chronic lobular hepatitis not elsewhere classified lacks toxin K71.3 — Toxic chronic persistent hepatitis has different pattern K75.4 — Autoimmune hepatitis has different pathogenesis K70.10 — Alcoholic hepatitis uses alcohol as specific toxin B18.8 — Other chronic viral hepatitis has infectious cause

Code Hierarchy

└K71Toxic liver disease └K71.4Toxic liver disease with chronic lobular hepatitis

└K71.4Toxic liver disease with chronic lobular hepatitis