IgA Deficiency. Print. IgA deficiency is a defect in the immune system characterized by an inadequate amount of the antibody class known as immunoglobulin A (IgA). Antibodies are large proteins produced by the body to fight infections caused by invaders, such as bacteria, viruses, fungi, parasites, and other foreign agents.
Definition of ultimo. : of or occurring in the month preceding the present.
tumult /ËtjuËmÊlt/ n a loud confused noise, as of a crowd; commotion violent agitation or disturbance great emotional or mental agitation Etymology: 15th Century: from Latin tumultus, from tumÄre to swell up.