Preferred Label : High Grade Paranasal Sinus Sarcoma;
NCIt synonyms : High Grade Sarcoma of the Accessory Sinus; High Grade Sarcoma of Paranasal Sinus; High Grade Sarcoma of Accessory Sinus; High Grade Sarcoma of the Paranasal Sinus; High Grade Accessory Sinus Sarcoma;
NCIt definition : An aggressive malignant soft tissue neoplasm that arises from the paranasal sinus.
It is characterized by the presence of high-grade histologic features.;