ICD-10-CM Billable Code

K51.3

Ulcerative (chronic) rectosigmoiditis

Clinical Classification Guidelines

Medical Intelligence & Overview

Ulcerative (chronic) rectosigmoiditis is a long-term inflammatory condition that affects the rectum and sigmoid colon, portions of the large intestine. As a form of inflammatory bowel disease (IBD), it leads to inflammation, ulcers, and discomfort in the affected areas. This condition can cause persistent symptoms and require ongoing management to improve quality of life.

Causes & Symptoms

Clinical Causes: Genetic predisposition, increasing susceptibility among family members. Immune system dysfunction, where the body's immune response mistakenly attacks the lining of the colon and rectum. Environmental factors, including diet, stress, and exposure to certain infections or chemicals. Lifestyle factors, such as smoking or certain medication usage, that may influence disease onset or severity.

Key Symptoms: Chronic diarrhea, sometimes with blood or mucus in the stool. Abdominal pain and cramping, typically in the lower left side. Urgency to have bowel movements and difficulty controlling them. Unexplained weight loss over time. Fatigue and general feelings of weakness. Fever in some cases, indicating active inflammation.

Diagnostic & Treatment

Diagnosis Path: Diagnosis usually involves a combination of medical history, physical examinations, and diagnostic tests. These tests can include:

Treatment Protocols: Management of ulcerative (chronic) rectosigmoiditis aims to control inflammation, relieve symptoms, and prevent complications. Typical treatment approaches include:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is K51.3 a billable ICD-10 code?
Yes, K51.3 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report K51.3?
Clinical documentation must specify the nature of Ulcerative (chronic) rectosigmoiditis and any associated comorbidities for accurate reporting.

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