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104: Pediculosis Corporis: (Body Lice)
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Published:January 2023
"Pediculosis Corporis: (Body Lice)", Red Book Atlas of Pediatric Infectious Diseases, Tina Q. Tan, MD, FAAP
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Patients affected with pediculosis corporis characteristically come to medical attention because of intense itching, particularly at night. Bites manifest as small erythematous macules, papules, and excoriations, primarily on the trunk. In heavily bitten areas, typically around the midsection of the body (waist, groin, and upper thighs), the skin can become thickened and discolored. Secondary bacterial infection of the skin (pyoderma) caused by scratching is common.
Pediculus humanus corporis (or humanus) is the body louse. Both nymphs and adult lice feed on human blood.
Body lice are generally restricted to people living in crowded conditions without access to regular bathing...