<prompt> True about juvenile nasopharyngeal angiofibroma -a Surgery is treatment of choiceb It is malignant tumourc Incidence in femalesd Hormones not used in Rxe Millers sign positiveabaead  <response>: JNA is a benign tumor.It occurs almost exclusively in males.Hormones are used in the treatmentPreoperative estrogen to reduce the vascularityAs the primary or adjunctive treatment Flutamide can be usedAntral sign or Holman - Miller sign is pathognomic of NFA.Surgery is the treatment of choice. 