<unk>   is a rare, acquired, potentially life-threatening disease of the blood characterised by hemolytic anemia, thrombosis and red urine due to breakdown of red blood cells.<unk>  is the only hemolytic anemia caused by an acquired intrinsic defect in the cell membrane.
Paroxysmal nocturnal hemoglobinuria
Paroxysmal cold hemoglobinuria
Familial erythrocytosis
Hereditary spherocytosis
Congenital hemolytic anemia
Beta-thalassemia
Hereditary persistence of fetal hemoglobin
Thalassemia