Fig. 1From: Sinonasal desmoplastic small round cell tumor: a case report and review of the literatureImaging changes of the patient before surgery. Large soft tissue mass located in the right nasal cavity and ethmoid sinus, invading the right lamina papyracea, right frontal sinus, right side of the nasal septum. The medial wall of right maxillary sinus, the ethmoid cornua, and part of the ethmoid sinus were observed with erosional bone resorption and destructionBack to article page