Workup-acute liver failure

(Clin Liver Dis 2017;21:769)

• CBC, PT/PTT, LFTs, lytes, BUN/Cr, NH3, pH, arterial lactate, acetaminophen level, HIV, amylase/lipase, viral serologies (qv) in all Pts, with additional labs as below if suspected

• Autoimmune hep serologies & IgG levels, ceruloplasmin & serum/urine copper, preg test

• Imaging studies (RUQ U/S or abd CT, Doppler studies of portal and hepatic veins)

• Liver biopsy if underlying etiology remains elusive after initial testing