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Immunodeficiencies
FA 200
19
Immunology
Graduate
06/16/2013

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Cards

Term
C1 esterase inhibitor deficiency
Definition
hereditary angioedema. increased bradykinin. ACEi contraindicated.
Term
C3 deficiency
Definition
recurrent pyogenic sinus and respiratory tract infections. increased susceptibility to type III hypersensitivity reactions.
Term
C5-C9 deficiency
Definition
susceptibility to Neisseria
Term
DAF deficiency
Definition
paroxysmal nocturnal hemoglobinuria
Term
Brutons agammaglobulinemia
Definition
X-linked recessive. defect in BTK tyrosine kinase. no B cell maturation.
Term
Brutons agammaglobulinemia
Definition
X-linked recessive. defect in BTK tyrosine kinase. no B cell maturation.
Term
Selective IgA Deficiency
Definition
anaphylaxis to IgA containing blood products. Sinopulmonary infections, GI infections, autoimmune disease.
Term
Common Variable Immunodeficiency
Definition
defect in B cell maturation. normal number of B cells but decreased plasma cells and low immunoglobulin.
Term
DiGeorge
Definition
Thymic aplasia. recurrent fungal and viral infections.
Term
IL-12 receptor deficiency
Definition
decreased Th1 response. disseminated mycobacterial infection. decreased IFN gamma.
Term
Job's syndrome
Definition
High IgE. cold staph abscesses on face. retained primary teeth. Th1 cells fail to produce IFN-gamma.
Term
Job's syndrome
Definition
High IgE. cold staph abscesses on face. retained primary teeth. Th1 cells fail to produce IFN-gamma.
Term
SCID
Definition
adenosine deaminase deficiency. failure to thrive. recurrent viral, bacterial, fungal, protozoal infections.
Term
ataxia telangectasia
Definition
failure of DNA repair enzymes. cerebellar defects, spider angiomas, IgA deficiency. increased AFP.
Term
Hyper IgM syndrome
Definition
defective CD40L on Th cells, so inability to class switch.
Term
Wiskott-Aldrich syndrome
Definition
X-linked. T cells unable to reorganize actin cytoskeleton. Thrombocytopenic purpura, immunodeficieny, eczema
Term
LAD
Definition
defect in CD18 integrin. recurrent bacterial infections, absent pus, delayed separation of umbilical cord
Term
Chediak Higashi
Definition
defect in lysosomal trafficking regulator. microtubule dysfunction. recurrent pyogenic infections, partial albinism, peripheral neuropathy.
Term
Chronic Granulomatous Disease
Definition
NADPH oxidase deficiency. susceptible to catalase-positive organisms. negative nitroblue tetrazolium dye test.
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