Matthew Brier, MD, MPH, and Carolynne Shinn, RN, MS

All articles by Matthew Brier, MD, MPH, and Carolynne Shinn, RN, MS

Head lice

Description • Common infestation, particularly in children; endemic worldwide• Parasite is a blood-sucking insect 2-3 mm long with powerful claws found exclusively in humans (no animal host).• Infestation involves hair shafts and scalp.• Not a serious health hazard but associated with time lost from school and work ICD-9 codes • 132.0 pediculus capitis (head louse) • 132.3 mixed pediculosis infestation • 132.9…

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