Source:http://linkedlifedata.com/resource/umls/id/C1266119
MSH: Rare neoplasms of mesenchymal origin, usually benign, and most commonly involving the PLEURA (see SOLITARY FIBROUS TUMOR, PLEURAL). They also are found in extrapleural sites.,NCI: A localized neoplasm of probable fibroblastic derivation. It is characterized by the presence of round to spindle-shaped cells, hylanized stroma formation, thin-walled branching blood vessels, and thin bands of collagen.