GPT and cytomegalovirus infection: A 43 year-old woman, HIV positive since 1994 and notified for AIDS in 2001 due to disseminated cytomegalovirus (CMV) infection, underwent routine laboratory testing in February 2004, when a significant increase in alanine amino-transferase (ALT) and aspartate amino-transferase (AST) levels was found (222 and 188 IU/L respectively).