High AST and ALT levels are a general sign of a liver problem. Based on which enzyme is elevated—or if both are elevated—healthcare providers can make an educated guess as to the underlying ...

Three days after completing the course, his AST level was 9 times the ULN, ALT was 11 times the ULN, TB was 22 times the ULN, conjugated bilirubin was 15 times the ULN, and ALP was 6 times the ULN.

There was no strong evidence of an association of AST with all-cause mortality: RR 1.23 (0.80–1.88). The pooled RRs per 5 U/l increment in GGT and ALP levels were 1.07 (1.04–1.10) and 1.03 (1. ...

During the summer, my lab work showed an elevated AST level of 49 U/L and an ALT level of 42 U/L, which I found out are related to liver function. My doctor asked that I repeat the lab work three ...