Malignant melanoma of the nasal cavity and maxillary sinus.
D000368:Aged; D006801:Humans; D008297:Male; D008444:Maxillary Sinus Neoplasms / Q000175:diagnosis*; D008545:Melanoma / Q000175:diagnosis*; D009296:Nasal Cavity; D009669:Nose Neoplasms / Q000175:diagnosis*; D010255:Paranasal Sinus Neoplasms / Q000175:diagnosis*