Immunology Flashcards
Type of hypersensitivity for transfusion reaction
Type II
Histology shows fibrinoid necrosis
Vasculitis, Arthrus reaction
Type of hypersensitivity for contact dermatitis
Type IV
Type of hypersensitivity for tuberculin reaction
Type IV
MC primary deficiency
Isolated IgA deficiency
In the Philippines, the most common is SIDS
Bubble boy disease
SCID
X-linked: most common form
AR: deficiency of adenosine deaminase
Deficient in AR SCID
Adenosine deaminase
Thrombocytopenia + eczema + recurrent infection
Wiskott-Aldrich Syndrome
X-linked
Treatment: BM transplant
Genetic deficiencies of complement system: C1
Hereditary angioedema
Genetic deficiencies of complement system: C2
SLE-like autoimmune disease
Genetic deficiencies of complement system: C5-C9
Membrane-Attack Complex (MAC)
Patients prone to neisserial infection
Which type of complement system is responsible for opsonization?
C3b
Which side of the gamma globulins is variable?
Amino side
Hypervariable: complementary binding sites
Which side of the gamma globulins is consant?
Carboxy side
Pentamer Ig?
IgM