on the basis of these observations and a review of the literature , three types of iebt are hypothesized that usually result from forceful autoinflation of the middle ear : ( 1 ) hemorrhage within the inner ear , ( 2 ) labyrinthine membrane tear , and ( 3 ) perilymph fistula through the round or oval window .
C0022889
inner ear
C0458700
labyrinthine membrane