K51.313✓ Billable
Ulcerative (chronic) rectosigmoiditis with fistula
Code Hierarchy
┌11Diseases of the digestive system (K00-K95)├K50-K52Noninfective enteritis and colitis (K50-K52)├K51Ulcerative colitis
└K51.313Ulcerative (chronic) rectosigmoiditis with fistula
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