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This information was reviewed and approved by the National Institute of Allergy and Infectious Diseases (7/1/2009).

Mastocytosis, a disease involving the immune system that causes an excess of mast cells in the body, can lead to symptoms of:

  • Musculoskeletal pain

  • Abdominal discomfort

  • Nausea and vomiting

  • Ulcers

  • Diarrhea

  • Skin lesions

  • Episodes of hypotension (very low blood pressure)

  • Anaphylaxis (shock)