The sickle red blood cells can then clog small blood vessels, depriving vital organs of oxygen, resulting in anaemia, jaundice, organ damage and other symptoms.

• 镰刀形红细胞会阻塞毛细血管，丧失重要的运输氧气功能，最终导致贫血症、黄疸、器官损伤等其它病症。