Understanding Cirrhosis
Cirrhosis is a progressive liver disease characterized by the replacement of healthy liver tissue with scar tissue, leading to a decline in liver function. It is a serious condition that can result from various factors, primarily chronic alcohol abuse, viral hepatitis, and non-alcoholic fatty liver disease.

Key Effects on the Liver
- **Scar Tissue Formation**: Cirrhosis causes the liver to become scarred, which impairs its ability to function effectively.
- **Impaired Liver Functions**: The liver plays a critical role in detoxifying harmful substances, producing bile for digestion, and synthesizing proteins necessary for blood clotting. Cirrhosis disrupts these functions.
- **Complications**: Patients with cirrhosis may experience complications such as portal hypertension, liver failure, and an increased risk of liver cancer.

Common Causes of Cirrhosis
- **Chronic Alcohol Abuse**: Long-term excessive drinking can lead to alcoholic liver disease and ultimately cirrhosis.
- **Chronic Viral Hepatitis**: Hepatitis B and C can cause long-term inflammation and damage to the liver, leading to cirrhosis.
- **Fatty Liver Disease**: Non-alcoholic fatty liver disease (NAFLD) is increasingly recognized as a cause of cirrhosis, often associated with obesity and metabolic syndrome.

Conclusion
In summary, cirrhosis primarily affects the liver, leading to severe health complications and requiring ongoing medical management. Early detection and addressing the underlying causes are crucial for preventing further liver damage.