Derm

Aquagenic Pruritus

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Aquagenic Pruritus

  • Epidemiology
  1. More common in middle aged males
  • Symptoms
  1. Intense itching within 15 minutes of water contact
  2. Persists on average for 40 minutes
  • Signs
  1. No associated skin findings (except excoriations)
  • Differential Diagnosis
  1. See Pruritus Causes
  2. Xerotic Eczema
  3. Polycythemia Rubra Vera
  • Management
  1. Treat concurrent Xerosis
  2. Capsaicin cream applied tid for 4 weeks
  3. Ultraviolet B Phototherapy
  • Course
  1. May recur after each water exposure for years
  • References
  1. Habif (1996) Dermatology, Mosby, p. 137
  2. Noble (2001) Primary Care Medicine, Mosby, p. 781