LFTs
INR
Coagulopathy correlates w/more severe liver dysfunction
Acute hepatitis panel
Hep A Ab IgM
Hep B cAb IgM
Hep B sAg
Hep B sAb
Hep C Ab
Coagulopathy correlates w/more severe liver dysfunction
Hep A Ab IgM
Hep B cAb IgM
Hep B sAg
Hep B sAb
Hep C Ab
Viral hepatitis
Acetaminophen toxicity 
Autoimmune hepatitis
Ischemic hepatitis
Hepatitis A
Hepatitis E
Hepatitis B
Hepatitis D