Liver histological alterations in patients with chronic hepatitis C and normal ALT levels in the city of Salvador, Northeast-Brazil.

Unlabelled: Patients with chronic hepatitis C can have variable clinical progression. Hepatic histological alterations appear to be milder in asymptomatic subjects who have persistently normal ALT levels.

Aims: To evaluate the severity of histological liver alterations in blood donors with normal and elevated ALT levels.