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| | ====Canine X-Linked Severe Combined Immune Deficiency (Canine SCID)==== | | ====Canine X-Linked Severe Combined Immune Deficiency (Canine SCID)==== |
| | + | *Affects Basset Hounds and Corgis |
| | + | *X-linked recessive defect in the gene conding for the IL-2 receptor |
| | + | **IL-2 receptor is a receptor for the cytokine IL-2 which causes T cells to proliferate |
| | + | *Causes lymphoid hypoplasia, stunted growth and increses the animal's susceptibility to infection |
| | + | *Animal usually dies from pneumonia or sepsis as the level of maternal antibody decreases |
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| | ====Selective IgA deficiency of German Shepherd Dogs==== | | ====Selective IgA deficiency of German Shepherd Dogs==== |
| | + | *Poorly understood |
| | + | *Linked to other disease syndromes such as deep pyoderma, inflammatory bowel disease, anal furunculosis and disseminated aspergillosis |
| | + | *IgA deficiency so more susceptible to mucosal disease |
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| − | ====Immunodeficiency of Weimaraners==== | + | ====Immunodeficiency of Weimaraners, Irish Wolfhounds and Miniature Dachshunds==== |
| | + | *Unknown aetiology |
| | + | *Inherited defects |
| | + | *Low levels of circulating IgM and IgG |
| | + | *Impaired neutrophil function |
| | + | *Causes recurrent pyrexia and infections |
| | + | **E.g. Rhinitis and bronchopneumonia in Irish Wolfhounds due to low IgA |
| | + | **E.g. Pneumocytosis in Miniature Dachshunds due to low IgG |
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| | ====Rhinitis/Bronchopneumonia in Irish Wolfhounds==== | | ====Rhinitis/Bronchopneumonia in Irish Wolfhounds==== |