Liver cancer. The biggest risk is liver cancer. The risk of diabetes is increased 3 fold with hepatitis c. Patients are also more likely to develop vasculitis and non-hodgkins lymphoma if they have hep c.
Mainly liver. Most of the damage is related to its long-term effects on the liver such as fatigue, cirrhosis and liver cancer. There are now some exciting new drugs for chronic hep c that you should ask your gastroenterologist about.