Pleural Solitary Fibrous Tumor

**Semantic type:** Neoplastic Process

**Definition:** A localized neoplasm of probable fibroblastic derivation, that arises from the pleura. 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.

**Synonyms:** - Fibroma of Pleura - Fibroma of the Pleura - Localized Fibrous Mesothelioma of Pleura - Localized Fibrous Mesothelioma of the Pleura - Pleural Fibroma - Pleural Submesothelial Fibroma - Solitary Fibrous Tumor of Pleura - Solitary Fibrous Tumor of the Pleura