Metabolic Dysfunction–Associated Steatotic Liver Disease (MASLD)

Metabolic Dysfunction–Associated Steatotic Liver Disease (MASLD) has recently gained attention as a growing public health concern, particularly in India, due to increasing cases linked with obesity, diabetes, and unhealthy lifestyles.

About MASLD

Metabolic Dysfunction-Associated Steatotic Liver Disease (MASLD) is a chronic liver condition caused by excessive accumulation of fat in the liver. It is often described as a “silent disease” because many people may not show noticeable symptoms in the early stages.

MASLD can gradually worsen if not managed properly and may lead to serious liver damage over time.

Change in Terminology

MASLD was previously known as Non-Alcoholic Fatty Liver Disease (NAFLD).

The terminology was updated to better reflect the metabolic causes of the disease, such as:

• Obesity

• Type 2 diabetes

• High cholesterol

• Insulin resistance

The new name emphasizes that the condition is linked to metabolic dysfunction rather than alcohol consumption.

Disease Progression

MASLD exists on a spectrum of liver conditions ranging from mild to severe.

1. Hepatic Steatosis

The earliest stage is Hepatic Steatosis, commonly called fatty liver, where excess fat accumulates in liver cells but usually causes little damage.

2. MASH (Severe Stage)

A more serious stage is Metabolic Dysfunction-Associated Steatohepatitis (MASH), previously known as Nonalcoholic Steatohepatitis (NASH).

In this stage:

• The liver becomes inflamed

• Liver cells become damaged

• Long-term progression may lead to fibrosis, cirrhosis, or liver failure

Symptoms

Early Stage

MASLD often does not produce noticeable symptoms. When symptoms occur, they may include:

• Fatigue or extreme tiredness

• Weakness

• Discomfort or pain in the abdomen

Advanced Stage (MASH)

If the disease progresses, more serious symptoms may appear, including:

• Jaundice (yellowing of the skin and eyes)

• Severe itching

• Fluid buildup in the abdomen (ascites)

• Swelling in ankles and legs (edema)

• Mental confusion in severe cases

These symptoms indicate significant liver damage.

Treatment and Management

There is no specific drug-based cure for MASLD in most cases, but the condition can often be controlled or reversed in early stages through lifestyle changes.

Key treatment measures include:

• Healthy and balanced diet

• Regular physical activity

• Weight reduction

• Management of diabetes and cholesterol levels

Early intervention can slow, stop, or even reverse liver damage.

Conclusion

Metabolic Dysfunction–Associated Steatotic Liver Disease (MASLD) is becoming one of the most common liver diseases globally, largely due to modern lifestyle patterns. Early detection and lifestyle modification are crucial to prevent progression to severe stages such as MASH and long-term liver complications. Public awareness and preventive healthcare are therefore essential in addressing this emerging health challenge.