Blood tests for hepatitis A, B, and C
Liver function tests
Hepatitis A antibody test
Hepatitis B surface antigen test
Hepatitis B surface antibody test
Hepatitis B core antibody test
Hepatitis C antibody test
Hepatitis C RNA test
Hepatitis D testing if hepatitis B is present
Hepatitis E testing if indicated
Physical examination
Medical history review
Liver ultrasound
FibroScan or other liver stiffness test
Liver biopsy in selected cases