Overview

Scabies is caused by a mite and causes intense itching, especially at night. It can affect the genital area and requires treatment of close contacts.

Causes and transmission

  • Caused by Sarcoptes scabiei mites.
  • Spread through prolonged skin contact, including sexual contact.

How it is assessed

  • Clinical examination and sometimes skin scraping or dermoscopy.
  • Contact history helps.

Management considerations

  • Prescription scabicide is used under medical guidance.
  • Clothing, bedding and contacts may need simultaneous treatment.

Prevention

  • Avoid skin contact with infected people.
  • Treat all close contacts as advised.

Key points

  • Causes intense itching
  • Often worse at night
  • Close contacts may need treatment
  • Treatable with prescribed medication

When to seek care

  • Nighttime itching
  • Burrows or rash
  • Itching in sexual contacts