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A parasitic louse (Phthirus pubis) that infests the pubic region and causes severe itching. Also called pubic louse.
Etymology: AS, crabba + lus
a species of louse, Phthirus pubis, that infests the hairs of the genital area. It is often transmitted between persons by sexual contact but can also be spread by shared bedding. Pubic lice are usually easily killed with 1% permethrin or pyrethrin shampoo. Also called crabs. Formerly called Pediculus pubis. See also lice, pediculosis.
Phthirus inguinalis and Phthirus pubis; the louse that infests the pubic region and other hairy areas of the body. See: pediculosis
See also: louse