ASCP MLT Immunology Practice Revised Questions and Answers / Sure A+
A 16-year-old boy with infectious mononucleosis has a cold agglutinin titer of 1:2000. An important consideration of this antibody's clinical relevance is the: A.thermal range B.titer at 4°C C.specificity D.light chain type - A.thermal range A 17-year-old female presents to her health care provider with symptoms of sore throat, cervical lymphadenopathy, fever, fatigue, and myalgias. Which of the following should be excluded from her differential diagnosis? A.group A strep pharyngitis B.infectious mononucleosis C.human immunodeficiency virus D.rotavirus - D.rotavirus A 2-year-old patient is suspected to have a peanut allergy because of breathing difficulties (anaphylaxis), which progressed to wheezing within a few minutes upon consumption of peanut butter. What in vitro diagnostic test (eg, solid-phase enzyme immunoassay [EIA] or indirect ELISA) would confirm this type of allergy? A.total serum IgG and allergen specific IgG B.total serum IgA and allergen specific IgA C.total serum IgE and allergen specific IgE D.total serum IgM and allergen specific IgM - C.total serum IgE and allergen specific IgE
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