Canadian Medical Guide > Diseases > Immunologic Diseases Terms and Definitions

Immunologic Diseases

Medical Definition:	Disorders caused by abnormal or absent immunologic mechanisms, whether humoral, cell-mediated or both.
Guide Notes:	GEN: prefer specifics
Previously Indexed:	Allergy and Immunology (1966-1970)

Immunologic Diseases Categories.

	Autoimmune Diseases - Disorders that are characterized by the production of antibodies that react with host tissues or immune effector cells that are autoreactive to endogenous peptides.
	Graft vs Host Disease - The clinical entity characterized by anorexia, diarrhea, loss of hair, leukopenia, thrombocytopenia, growth retardation, and eventual death brought about by the GRAFT VS HOST REACTION.
	Hypersensitivity - Altered reactivity to an antigen, which can result in pathologic reactions upon subsequent exposure to that particular antigen.
	Immunologic Deficiency Syndromes - Syndromes in which there is a deficiency or defect in the mechanisms of immunity, either cellular or humoral.
	Immunoproliferative Disorders - Disorders characterized by abnormal proliferation of primary cells of the immune system or by excessive production of immunoglobulins.

Immunologic Diseases Medical Definitions and Terms

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