GPT and thalassemia: Mohammad et al who examined the liver functions in thalassemia patients, found that there was a significant positive correlation between serum ferritin and ALT level.33 In a study by Ameli et al, serum ferritin level was significantly greater in patients with ALT level > 40 U/L than patients with ALT level < 40 U/L.34 In our study, we also found that serum ferritin level was significantly correlated to ALT and AST level (data not shown).