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What is Mastocytosis and Mast Cell Activation Disorders ?

Mastocytosis is a rare disorder characterized by abnormal accumulations of mast cells in skin, bone marrow, and internal organs such as the liver, spleen and lymph nodes. In the disorders of mast cell activation, mast cells are easily triggered to release their mediators, resulting in many of the same symptoms as systemic mastocytosis.

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Need help finding a doctor

by kiki0808 published 21 days ago

March 18 (exactly one week after completing 10 days of omnicef for sinus infection), I awoke to painful, itching, burning skin with hives on both ...

Mastocytosis Newbie

by sbc1023 published 29 days ago

Over the past couple of years, I have developed reddish-brown spots on my legs, upper arms and abdomen. When I asked my primary care doctor about t...

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