Table 1:
Classification of G6PD mutations | Clinical outcome | |
---|---|---|
Class I | < 10% activity | Severe; CNSHA |
Class II | < 10% activity | Severe episodes of hemolytic anemia |
Class III | 10 - 60% activity | Mild episodes of hemolytic anemia |
Class IV | 60 - 150% activity | Asymptomatic |