Mast cell disorders is a very well written and presented website about mast cell diseases. This image shows one section of this web page.

Two of the most important sentences for me are: “These mediators can cause a variety of unpredictable symptoms in both children and adults, including skin rashes, flushing, abdominal pain, bloating, nausea, vomiting, headache, bone pain and skeletal lesions, and anaphylaxis. Triggers can be heat, cold, stress (physical or emotional), perfumes or odors, medications, insect stings, and foods.”

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Mast cell disorders