Not a test for Eustachian tube patency ?: (A) Tympanometry, (B) Toynbee, (C) Valsalva, (D) Frenzel maneuver
Answer is A. Ans. is 'a' i.e., Tympanometry Tests for Eustachian tubepatency Valsalva test Methylene blue test Sonotubometry Politzer test Toynbee test Frenzel maneuver Catheterization Inflation - Deflation test