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Steatohepatitis

Steatohepatitis



Overview

Steatohepatitis (fatty liver with inflammation) often has few early symptoms, but as it progresses, watch for fatigue, upper right abdominal pain/fullness, weakness, and weight loss; more severe signs include jaundice (yellow skin/eyes), itching, leg/belly swelling, easy bruising, dark urine, and confusion, indicating serious liver damage like cirrhosis. 

Symptoms

Fatigue & Weakness: Feeling unusually tired or lacking energy.

Abdominal Pain/Discomfort: A dull ache, fullness, or tenderness in the upper right abdomen (where the liver is).

Unexplained Weight Loss: Losing weight without trying.

Loss of Appetite: Not feeling hungry. 

Jaundice: Yellowing of the skin and whites of the eyes.

Itchy Skin: Persistent, long-lasting itching.

Swelling (Edema): Fluid buildup in the legs, ankles, or abdomen (ascites).

Easy Bruising/Bleeding: Bruising or bleeding more easily than normal.

Dark Urine & Pale Stools: Changes in urine and stool color.

Spider-like Blood Vessels: Reddish, spider-shaped blood vessels on the skin.

Confusion/Drowsiness: Cognitive changes. 

Causes

Obesity: Especially belly fat, increases liver fat.

Insulin Resistance/Type 2 Diabetes: Cells don't respond to insulin, raising blood sugar and fat.

Metabolic Syndrome: A cluster of high blood pressure, sugar, triglycerides, central obesity, and low HDL.

High Lipids: Abnormal cholesterol (high LDL, low HDL) and high triglycerides.

Sedentary Lifestyle: Lack of physical activity contributes to fat buildup. 

Medications & Toxins: Certain drugs (corticosteroids, HIV meds) and toxins.

Genetics: Predisposition to liver fat accumulation.

Other Conditions: Hypothyroidism, PCOS, sleep apnea, rapid weight loss, malnutrition, chronic HCV. 

Diagnosis

Liver Biopsy: The only method to definitively distinguish simple steatosis from NASH by identifying inflammation and liver cell ballooning.

Imaging Tests:

Ultrasound: Often the first step to detect fatty liver.

Transient Elastography (FibroScan): Measures liver stiffness (fibrosis) and fat content.

Magnetic Resonance Elastography (MRE): Highly accurate at detecting fibrosis.

Blood Tests:

Liver Function Tests: Elevated ALT and AST (often with ALT > AST) may indicate damage.

Scoring Systems: FIB-4 (Fibrosis-4), NAFLD fibrosis score, and Fibro Meter are used to assess advanced fibrosis risk.

Exclusion of Other Causes: Diagnosis requires ruling out excessive alcohol consumption and other liver diseases. 

Treatment

Lifestyle Modifications (Cornerstone of Treatment):

Weight Loss: Gradual loss of 7-10% of body weight is highly effective for reducing liver inflammation and fibrosis.

Diet: A balanced diet with reduced calories, less fat, and fewer simple carbohydrates (like sugar).

Exercise: Aim for moderate activity (jogging, swimming, biking) for at least 30 minutes most days.

Medications:

Resmetirom (Rezdiffra): An FDA-approved medication for moderate to severe MASH with scarring, helping reduce liver fat and fibrosis.

Semaglutide: Another option for reducing liver fat and scarring.

Other Medications: Drugs for diabetes, cholesterol, or blood pressure may be used to control underlying causes.

Bariatric Surgery: For patients with severe obesity and advanced disease, surgery can lead to significant weight loss and reverse liver damage.

Alcohol Avoidance: Complete avoidance of alcohol is recommended.

Type of Doctor Department :  A hepatologist (liver specialist) or a gastroenterologist

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