Neoplasm of head and neck
Juvenile nasopharyngeal angiofibroma
SNOMEDCT_US:60392001
SNOMEDCT_US:716590006
UMLS:C1367536
A benign but highly vascular nasopharyngeal neoplasm. The tumor originates from the sphenopalatine foramen and involves both the pterygopalatine fossa and the posterior nasal cavity.