What is the significance of a finding of excoriations in the exam for pediculosis and pthiriasis (lice infestation)?

Updated: Aug 16, 2019
  • Author: Lyn C C Guenther, MD, FRCPC, FAAD; Chief Editor: Michael Stuart Bronze, MD  more...
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If excoriations are present, secondary infection (ie, impetigo) should be excluded and treated, if present. Bite reactions manifesting as pruritic red papules and/or wheals may be present, depending on the length of time since the blood meal.

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