ITP is a blood disorder causing low platelet count and easy bruising, with unknown underlying cause.

Eosinophilic granulomatosis with polyangiitis is a rare autoimmune disease causing inflammation of blood vessels and tissue.

Castleman disease is a rare disorder characterized by abnormal growth of lymph nodes and overactive immune response.

Crohn's disease is a chronic inflammatory bowel disease causing inflammation and damage to the digestive tract.