Tumor bulge into the sphenoid sinus. A roentgen sign of parasellar meningioma.
D000328:Adult; D001932:Brain Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging*; D005096:Exostoses / Q000150:complications; D005260:Female; D006801:Humans; D008297:Male; D008579:Meningioma / Q000175:diagnosis / Q000000981:diagnostic imaging*; D008875:Middle Aged; D011859:Radiography; D012658:Sella Turcica / Q000000981:diagnostic imaging; D012886:Skull / Q000000981:diagnostic imaging; D013101:Sphenoid Sinus / Q000000981:diagnostic imaging*; D014054:Tomography