Mastocytosis - diffuse cutaneous
![Mastocytosis - diffuse cutaneous](/TransAdam/doc/graphics/images/en/2438.jpg)
Mastocytosis - diffuse cutaneous
This is a picture of diffuse, cutaneous mastocytosis. Abnormal collections of cells in the skin (mast cells) produce this rash. Unlike bullous mastocytosis, rubbing will not lead to formation of blisters (bullae).
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