GPT and hepatic veno-occlusive disease: Three patients hadconcurrent values for ALT and/or AST >3× ULN and totalbilirubin >2× ULN; however, for each patient, there were othersignificant or confounding factors (veno-occlusive disease, multi-organdysfunction due to septic shock, and concomitant hepatic viral infection)that ruled out Hy’s law.