§ Sarcoptes scabiei is a common disease of the skin caused by a small parasitic mite and associated with close living conditions
§ The mite is oval, straw coloured, and measures 0.2 to 0.4 mm in length.
§ The entire life cycle of the mite is 10 to 17 days
§ Host specific for humans
§ Sarcoptes mites from other animals may also occasionally infest humans