Scabies

Scabies is a contagious skin condition where the main symptom is intense itching. It is caused by tiny mites called Sarcoptes scabiei, which burrow into the skin. The mites deposit their eggs, forming a burrow that looks like a pencil mark. Eggs mature in 21 days. The itchy rash is an allergic response to the mite.

CAUSES-

Causative agents are Sarcoptes scabiei mites.

Spread by

  • Direct contact with infected people
  • By sharing towels, clothing or bedding.
  • Spreads rapidly under crowded conditions
  1. Nursing homes
  2. Hospitals
  3. Institutions
  4. Childcare facilities.

Symptoms And Signs–

General

  • Intense itching, especially at night and over most of the body.
  • Sores on the body
  • Scaling and redness
  • Small, rounded lumps (often on the penis and scrotum)
  • Pimple-like irritations, burrows, or rash on the skin ;typically found in the
  1. Breasts
  2. Buttocks
  3. Elbows
  4. Knees
  5. Penis
  6. Shoulder blades.
  7. Webbing between the fingers
  8. Wrists

Infants

  • Irritations on the palms of the hands and soles of the feet.
  • Scabies of the face and scalp more common

Investigations—

  • Examination under the microscope of skin scrapings
  • Skin biopsy

Treatment–

Self-Care

  • Wash all clothing, towels, and bed linens
  • Use hot water.
  • Use the dryer at high heat rather than air drying.
  • Cut nails, and clean under them thoroughly to remove any mites or eggs that may be present.
  • Thoroughly vacuum rugs, furniture, bedding, and car interior and throw the vacuum-cleaner bag away when finished.
  • Avoid scratching.

Medical

  • Medicines
  • Lotion or cream
  • All household members, sexual partners, and other close contacts should be treated at the same time regardless of whether or not they have symptoms.

Complications—

  • Crusted scabies
  • Impetigo.

Prevention

Keep away from the person with scabies unless fully treated.

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