Definition Scabies is a pruritic , contagious disease of the skin caused by mite,sarcoptes scabii var. hominis clinically c harcterised by papulovesicular lesion at the typical sites and charecteristic burrow.
Common sites Fingerwaves,flexors of the wrist,medial border of the forearm,anticubital fossa,axilla,nipple &areola(female) ,periumbilical region,anterior and medial aspect of thigh,genitalia(male).buttock.
Mode of transmission direct : skin to skin contact indirect:clothings,beddings,towels. etc
Clinical feature1. Intense itching at night.but at day time it is tolarlable but persistant. 2. Other members of the family may be affected
diagnosis Clinical feature & direct visualisation of mite ,eggs or feces under microscope(scraping materials from burrow)