crab louse crab lice infestation http://purl.obolibrary.org/obo/DOID_13760 https://www.wikidata.org/wiki/Q3381802 A lice infestation that involves parasitic infestation by pubic lice Pthirus pubis, which are found in the pubic hair, less commonly in eyebrows, eyelashes, beard, mustache, armpit, perianal area, groin, trunk and scalp. The symptoms include itching in the pubic and groin area. Intense itching leads to scratching which can cause sores and secondary bacterial infection of the skin. Infestation by Phthirus pubis Pthirus pubis infestation crab lice infestations sucking lice infestation