Viral hepatitis, such as hepatitis C (HCV), hepatitis B (HBV) and hepatitis A (HAV), is diagnosed by your symptoms, a physical exam, blood tests, imaging studies such as a sonogram or CAT scan, and sometimes a liver biopsy.
Hepatitis: Who's at Risk?
For hepatitis C, the CDC recommends that you have a blood test if any of the following is true:
You have been notified that you received blood from a donor who later tested positive for the disease
You have ever injected drugs, even once...