K75.81
Nonalcoholic steatohepatitis (NASH)
Clinical Classification Guidelines
Use Additional Code
- code, if applicable, hepatic fibrosis (K74.0-)
Inclusion Terms
- Metabolic dysfunction-associated steatohepatitis (MASH)
Medical Intelligence & Overview
Nonalcoholic steatohepatitis (NASH) is a liver condition characterized by fat buildup, inflammation, and liver cell damage. Unlike other liver diseases, NASH occurs in people who do not consume excessive alcohol. It is part of a broader spectrum called metabolic dysfunction-associated steatohepatitis (MASH). If left untreated, NASH can lead to serious liver complications, including cirrhosis and liver failure.
Causes & Symptoms
Clinical Causes: Obesity, especially excess abdominal fat Insulin resistance or type 2 diabetes High cholesterol or triglyceride levels Metabolic syndrome Sedentary lifestyle Poor dietary habits, such as high intake of saturated fats and sugars Certain genetic factors Conditions linked to fat accumulation and inflammation in the liver
Key Symptoms: Fatigue Discomfort or pain in the upper right abdomen Weakness Unintended weight loss Enlarged liver (hepatomegaly) Elevated liver enzymes detected in blood tests In some cases, NASH may present with no noticeable symptoms until significant liver damage occurs
Diagnostic & Treatment
Diagnosis Path: Diagnosing NASH typically involves a combination of medical history review, physical examination, blood tests, imaging studies, and sometimes a liver biopsy. Blood tests may reveal elevated liver enzymes indicating liver inflammation. Imaging techniques like ultrasound or MRI can identify fat in the liver. A liver biopsy, performed when necessary, provides definitive evidence of inflammation and liver cell damage characteristic of NASH.
Treatment Protocols: Adopting a balanced diet low in saturated fats, refined sugars, and calories Engaging in regular physical activity to support weight loss and metabolic health Achieving and maintaining a healthy body weight Controlling blood sugar levels if diabetes is present Lowering cholesterol and triglyceride levels through diet or medication Managing associated conditions like hypertension
Clinical Advice & FAQs
Billing Guidance
Is K75.81 a billable ICD-10 code?
Yes, K75.81 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report K75.81?
Clinical documentation must specify the nature of Nonalcoholic steatohepatitis (NASH) and any associated comorbidities for accurate reporting.
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