Positive skin infectious agent test Positive skin scabies test 2024-07-03T09:28:40Z Human scabies is a neglected tropical disease of the skin that affects all age groups. It is a highly contagious skin infection that presents as generalized pruritus and is caused by the Sarcoptes scabiei (S scabiei) var. hominis mite, which is a constrained ectoparasite that lives in the epidermis. Classic scabies is expressed by erythematous papular eruptions, burrows, and pruritus. Identification of scabies by means of an examination of the skin such as microscopic identification of scabies mites, eggs, or feces from obtained scales by skin scraping.