Vascular tumours of the nasal cavity, paranasal sinuses and nasopharynx.
D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009303:Nasopharyngeal Neoplasms / Q000175:diagnosis*; D009383:Neoplasms, Vascular Tissue / Q000175:diagnosis*; D009669:Nose Neoplasms / Q000175:diagnosis*; D010255:Paranasal Sinus Neoplasms / Q000175:diagnosis*