<prompt> All of the following are about Pediculosis capitis exceptIntolerable itching in severe casesScalp may be secondarily infectedLymph nodes of neck enlargedHair cut is essential for adequate treatment  <response>: Pediculosis Capitis Head Lice Due to Pediculus humanus capitis, a bloodsucking, wingless insect Feeds every 4-6 h; female lays 5-10 eggsday close to scalp, cemented to hair Presents as scalp pruritus with nits commonly found behind ears and at nape of neck Treatment:- Two applications 1 week apa of pediculicide Malathion: organophosphate, flammable Lindane: organochloride, not first line, neurologic toxicity seizures, confusion, etc Permethrin: synthetic pyrethroid, resistance high Pyrethrin: naturally occurring pyrethroid extract, resistance high. Ref:- Sima Jain; pg num:-244 