A form of mastocytosis characterized by infiltrates of mast cells in the skin, lymph nodes, liver, spleen, gastrointestinal tract, bones, and joints with a predisposition to peptic ulcer due to excess stomach acid (caused by the release of histamine from the mast cells). Treatment may include antihistamines, drugs to reduce stomach acid, migraine h [..]

A rare disease in which too many mast cells (a type of immune system cell) are found in the skin, bones, joints, lymph nodes, liver, spleen, and gastrointestinal tract. Mast cells give off chemicals s [..]

A group of disorders caused by the abnormal proliferation of Mast Cells in a variety of extracutaneous Tissues including Bone Marrow, liver, spleen, Lymph Nodes, and Gastrointestinal Tract. Systemic M [..]

A form of Systemic Mastocytosis in which Patients have impaired organ functions due to multifocal infiltrates of pathological Mast Cells in Bone Marrow, liver, spleen, Gastrointestinal Tract, or skele [..]

A form of Systemic Mastocytosis in which Patients experience no Pain. It is characterized by the multifocal Mast Cell filtrates, mostly in Skin and Bone Marrow (

A rare disease in which too many mast cells (a type of immune system cell) are found in the skin, bones, joints, lymph nodes, liver, spleen, and gastrointestinal tract. Mast cells give off chemicals such as histamine that can cause flushing (a hot, red face), itching, abdominal cramps, muscle pain, nausea, vomiting, diarrhea, low blood pressure, an [..]