Hepatitis C is a viral infection that primarily affects the liver. It is caused by the hepatitis C virus (HCV). This condition leads to inflammation and can result in both acute and chronic liver diseases, which might include liver cirrhosis and liver cancer if left untreated. Hepatitis C is one of the major causes of liver disease worldwide, posing significant public health challenges.

The virus is typically spread through blood-to-blood contact and can manifest without symptoms for years, making diagnosis and early treatment crucial. Hepatitis C can lead to severe complications, underscoring the importance of understanding and managing this condition effectively.