A child has blood testing for possible atopic dermatitis. The parent asks why testing for IgE is done. Which response by the nurse is the most appropriate?
A.
"High levels of IgE from an overactive immune system are treated with steroids."
B.
"If we can control the levels of IgE, we can control your child's skin condition."
C.
"IgE is raised in allergies and asthma, which are often seen with atopic dermatitis."
D.
"These results will help us determine how your child's immune system is functioning."
ANS: C
Atopic dermatitis is often seen in children with allergies and asthma. In those conditions, levels of IgE are elevated, so this correlation helps confirm the diagnosis if it is in question. The other answers are inaccurate.
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