<prompt> A 15-year-aged boy presents with unilateral nasal blockade mass in the cheek and epistaxis; likely diagnosis is:Nasopharyngeal CaAngiofibromaInveed papillomaNone of the above  <response>: This is Typical Presentation of Nasopharyngeal FibromaAngiofibroma Nasopharyngeal fibroma is most common benign tumor of nasopharynx. Most common site is posterior pa of nasal cavity close to the margin of sphenopalatine foramen. Sex : Seen almost exclusively in males testosterone dependent. Age : 10-20 years 2nd decade. Clinical features: - Most common symptom is profuse and recurrent epistaxis Progressive nasal obstruction Denasal speech Conductive hearing loss and serous otitis media Mass in nasopharynx Broadening of nasal bridge Proptosis Frog-face deformity Swelling of cheek Involvement of cranial nerves II, Ill, IV, VI 