ICD-10-CM Billable Code

K55.031

Focal (segmental) acute (reversible) ischemia of large intestine

Clinical Classification Guidelines

Medical Intelligence & Overview

Focal segmental acute ischemia of the large intestine is a condition where a specific part (focal segment) of the large intestine temporarily doesn't receive enough blood flow. This ischemia is reversible, meaning it can improve or resolve if properly managed. It is a type of intestinal ischemia affecting a localized area, leading to reduced oxygen and nutrient supply. Recognizing this condition early is important to prevent potential complications like tissue damage or more extensive ischemia.

Causes & Symptoms

Clinical Causes: Blocked blood vessels due to blood clots or emboli Low blood flow caused by heart failure or shock Narrowing or hardening of arteries (atherosclerosis) Vasculitis, or inflammation of blood vessels Surgical procedures or trauma affecting blood flow Dehydration leading to decreased blood volume Certain medications that constrict blood vessels

Key Symptoms: Sudden abdominal pain, often severe and localized Tenderness in the affected area of the abdomen Nausea and vomiting Blood in the stool, which may be visible or detected on testing Changes in bowel habits, such as diarrhea or fasting Feeling of abdominal distension or bloating Possible fever if inflammation is present

Diagnostic & Treatment

Diagnosis Path: Diagnosing focal segmental ischemia involves a combination of medical history review, physical examination, and diagnostic tests. Healthcare providers may use:

Treatment Protocols: Treatment strategies focus on restoring blood flow, preventing tissue damage, and managing underlying conditions. 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 K55.031 a billable ICD-10 code?
Yes, K55.031 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report K55.031?
Clinical documentation must specify the nature of Focal (segmental) acute (reversible) ischemia of large intestine and any associated comorbidities for accurate reporting.

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