Mast cell sarcoma
Mast Cell Sarcoma
Mast cell sarcoma (pronunciation: /mæst sɛl sɑːrˈkoʊmə/) is a rare and highly aggressive form of mast cell disease.
Etymology
The term "Mast cell sarcoma" is derived from the Greek words "mastos" meaning "breast", referring to the cell's discovery in mammary tissue, and "sarcoma" from the Greek "sarkoma" meaning "fleshy growth", referring to the tumor's often rapid and invasive growth.
Definition
Mast cell sarcoma is a type of cancer that originates from mast cells. Unlike other forms of mast cell disease, such as mastocytosis, mast cell sarcoma is characterized by the presence of a solitary mass of neoplastic mast cells that often metastasize to other parts of the body.
Symptoms
Symptoms of mast cell sarcoma can vary widely depending on the location of the tumor. Common symptoms may include pain, swelling, and skin rash. In some cases, systemic symptoms such as anaphylaxis, flushing, and gastrointestinal distress may occur due to the release of histamine and other inflammatory mediators from the mast cells.
Diagnosis
Diagnosis of mast cell sarcoma typically involves a combination of physical examination, imaging studies, and biopsy of the tumor. The diagnosis is confirmed by the presence of abnormal mast cells in the biopsy sample, which can be identified by their characteristic appearance and the presence of certain markers such as tryptase and KIT.
Treatment
Treatment for mast cell sarcoma often involves a combination of surgery, chemotherapy, and radiation therapy. In some cases, targeted therapies such as tyrosine kinase inhibitors may be used. The prognosis for mast cell sarcoma is generally poor due to its aggressive nature and tendency to metastasize.
Related Terms
External links
- Medical encyclopedia article on Mast cell sarcoma
- Wikipedia's article - Mast cell sarcoma
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