severe combined immunodeficiency 名詞
重度聯合免疫缺陷症
severe combined immunodeficiency
n : a congenital disease affecting T cells that can result from
a mutation in any one of several different genes;
children with it are susceptible to infectious disease;
if untreated it is lethal within the first year or two of
life [syn: severe combined immunodeficiency disease, SCID]