Solitary fibrous tumor of the pleura is a rare mesenchymal neoplasm that probably derives from fibroblast located in the submesothelial interspace of the pleural space.

• 胸膜孤立性纤维瘤是一种罕见的间叶肿瘤，目前认为该肿瘤起源于胸膜间皮层下方的纤维母细胞。