Pruritus (itching)

DDx

Skin diseases

  • Xerosis (dry skin)
  • Scabies
  • Urticaria
  • Atopic dermatitis
  • Contact dermatitis
  • Arthropod bites (insect bites)
  • Pediculosis (lice)
  • Dermatitis herpetiformis
  • Anogenital pruritus
  • Lichen simplex chronicus
  • Drug reaction
  • Urticarial eruptions of pregnancy
  • Folliculitis
Non-skin diseases
  • Uremia
  • Hyperbilirubinemia or cholestasis
  • Hepatitis C
  • Amphetamine or cocaine use
  • Hypothyroidism or hyperthyroidism
  • Intestinal parasites
  • Lymphoma, leukemia, other malignancy
  • Polycythemia vera
  • Iron-deficiency anemia
  • Psychiatric

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Last updated: December 1, 2014