<unk>  can be inherited or acquired, and does not appear to vary by race, gender, or geographic area. As expected with an ultra-rare disease, data on the prevalence of<unk>  are extremely limited. A pediatric prevalence of 3.3 cases per million population is documented in one publication of a European<unk>  uremic syndrome (HUS) registry involving 167 pediatric patients.
Atypical hemolytic uremic syndrome
Thrombotic thrombocytopenic purpura
Hemolytic–uremic syndrome
Post-transfusion purpura
Severe fever with thrombocytopenia syndrome
Cold autoimmune hemolytic anemia
Transfusion-dependent anemia
Immune reconstitution inflammatory syndrome