Most patients have an early onset of SCID detected due to infection, usually by 3 months of age. Those cells capable of producing all the components of blood and marrow. Thalassemia A group of chronic, inherited anemias. Particularly common in persons of Mediterranean, African and Southeast Asian ancestry. Tumor Any abnormal mass resulting from the excessive multiplication of cells.
Tumors can be cancerous or non-cancerous.
An inherited disease effecting the immune system. Chronic skin problems and frequent infections are characteristics of the disease.