Acetaminophen toxicity (most common cause of acute liver failure in the US)<unk> 
Hepatitis A
Hepatitis B
Hepatitis C
Hepatitis D
Hepatitis E
HSV
Epstein-Barr virus
Varicella zoster virus
Toxoplasmosis
Acute alcoholic hepatitis
Toxins
Mushroom toxicity
Crotinarius mushrooms
Gyromitra mushrooms
Amanita mushrooms
Ischemic hepatitis
Hepatitis A
Hepatitis B
Hepatitis C
Hepatitis D
Hepatitis E
HSV
Epstein-Barr virus
Varicella zoster virus
Mushroom toxicity
Crotinarius mushrooms
Gyromitra mushrooms
Amanita mushrooms
Gyromitra mushrooms
Amanita mushrooms
Viral hepatitis
Acetaminophen toxicity 
Autoimmune hepatitis
Ischemic hepatitis
Hepatitis A
Hepatitis E
Hepatitis B
Hepatitis D