K603Level 3
Anal fistula
**Excludes1:** - congenital fistula (Q43.6)
**Code first:** - , if applicable: - Crohn's disease (K50.-) - ulcerative colitis (K51.-)
GET
/api/v1/systems/icd10cm/nodes/K603Hierarchy Explorer
Cross-system equivalences0
No cross-system equivalences mapped for this node.