Fact sheets Lupus Acromegaly Immune thrombocytopenic purpura Primary biliary cholangitis Autosomal dominant polycystic kidney disease Castleman disease Chronic inflammatory demyelinating polyneuropathy Fabry disease Cushing syndrome Bullous pemphigoid See more Paroxysmal nocturnal hemoglobinuria on the forum What is the most frustrating or difficult... See the forum Paroxysmal nocturnal hemoglobinuria The medication for Paroxysmal nocturnal hemoglobinuria drug Ultomiris Learn more drug Soliris Learn more See more medications