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Urticaria pigmentosa - Symptom

Alternative Names

Mastocytosis; Mastocytoma

Symptoms:

The main symptom is brownish lesions on skin. Rubbing the skin sore causes a hive-like bump. Younger children may develop a fluid-filled blister if it is scratched.

The face may also become flushed.

In severe cases, the following symptoms may occur:

Signs and tests:

  • Skin biopsy to confirm an increase in the number of mast cells
  • Urine histamine
  • Reviewed last on: 10/10/2010
  • Linda J. Vorvick, MD, Medical Director, MEDEX Northwest Division of Physician Assistant Studies, University of Washington, School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

References

Habif TP. Urticaria and angioedema. In: Habif TP, ed. Clinical Dermatology. 5th ed. St. Louis, Mo: Mosby Elsevier; 2009:chap 6.

Metcalfe DD. Mastocytosis. In: Adkinson NF Jr, ed. Middleton’s Allergy: Principles and Practice. 7th ed. Philadelphia, Pa: Mosby Elsevier; 2008:chap 60.

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