SCABIES
Definition
Scabies is a contagious skin disease caused by Sarcoptes scabiei var hominis, an acarid ectoparasite transmitted by close personal contact. Lesions of scabies acquired sexually usually occur on the genitalia, lower trunk and thighs.
Clinical features
Symptoms begin about 4 weeks after primary infestation. People who have previously been infected and sensitised may develop irritation in a [...]