Tags: Disease.
Mastocytosis one of the mast cell diseases is a rare disorder of both children and adults caused by the presence of too many mast cells (mastocytes) and CD34+ mast cell precursors.People affected by masyocytosis are susceptible to itching hives and anaphylaxic shock caused by the release of histamine from mast cells. The current classifications definitions & diagnostic criteria for mastocytosis are being reviewed for revision to better describe the collection of related disorders.