《英文msh词典》Sinus Neoplasms,Paranasal
[入口词] Sinus Neoplasms,Paranasal
[主题词] Paranasal Sinus Neoplasms
[英文释义] Neoplasms or tumors of the paranasal sinuses. Malignant neoplasms are rare,comprising 3% of all head and neck neoplasms. The majority arise in the maxillary sinus with malignancies of the ethmoid sinus constituting virtually all the remaining tumors.