[Giardiasis in clinical data]

The authors hospitalized and treated in 1990-1994 at their Clinic 127 patients where giardiasis was the main or secondary diagnosis. They wanted to draw attention to the increasing prevalence of the disease, to clinical manifestations and problems associated with treatment. Clinicians should consider the possible presence of this disease in different gastrointestinal manifestations, chronic hepatitis, hepatopathies as well as in acute IgM anti-HAV, HBsAg and HCV negative hepatitis.