Changes

==Introduction==

==Introduction==

[[Image:Immunodeficiencies Map.jpg|thumb|right|150px|Immunodeficiency Diagram - Copyright nabrown RVC]]

[[Image:Immunodeficiencies Map.jpg|thumb|right|150px|Immunodeficiency Diagram - Copyright nabrown RVC]]

Like any system in the body the immune system can go wrong. [[Autoimmune diseases - WikiClinical|Autoimmunity]] is when the immune system begins to attack itself. Immunodeficiency is when the immune system fails to protect itself from disease.

Like any system in the body the immune system can go wrong. [[Autoimmune Diseases - Introduction|Autoimmunity]] is when the immune system begins to attack itself. Immunodeficiency is when the immune system fails to protect itself from disease.

If the immunodeficient defect is present at birth and is therefore a result of a genetic or developmental abnormality, it is called a primary immunodeficiency.

If the immunodeficient defect is present at birth and is therefore a result of a genetic or developmental abnormality, it is called a primary immunodeficiency.