Pneumolabyrinth is a condition in which the vestibule and/or cochlea is filled with air1.
Eustachian tube insufflation is a type of treatment for recurrent serous otitis media which is still popular in Europe.
To our knowledge no case of a pneumolabyrinth due to barotrauma provoked by Eustachian tube insufflation has previously been described.
The aim of this paper is to present the case of a female previously operated on for stapedotomy who developed a pneumolabyrinth with sudden profound deafness and vertigo following eustachian
tube insufflation