Systemic mastocytosis is a rare health condition in ... Urticaria pigmentosa: Small, raised patches or spots on the skin that are reddish-brown and can itch when rubbed or scratched.

Advanced systemic mastocytosis is a progressive disorder that causes the atypical buildup of mast cells in different organs in the body. Treatment aims to slow the progression of the condition and ...

After being diagnosed with a rare disease—indolent systemic mastocytosis (ISM)—and starting ... when she was 18 and started noticing red spots on her skin after she showered.

In September of 2000, the world's leading experts in MC met to discuss and present data at the "Year 2000 Working Conference on Mastocytosis," held in Vienna, Austria. Table 1 presents a uniform ...