The opportunities for the preservation of hearing include (1) systematic aural inspection for the detection of objective signs of impairment of the hearing, and (2) the adaptation of the operative technic to include the preservation of the hearing.
SYSTEMATIC AURAL INSPECTION
This scheme of systematic prophylaxis would apply to all ear diseases and defects not congenital, among them those originating in the pharynx, the nose, the eustachian tube, external canal, the ear complications of general diseases, nervous conditions and trauma, We thus include the stubborn forms of deafness due to chronic middle-ear catarrh, and absolute deafness of labyrinthine or nervous origin, as well as those inflammations of the tympanomastoid region which threaten entire loss of hearing and even life itself. At greater length we may catalogue them as inflammations of the pharynx, obstructions, adenoids and tonsils; inflammation of the nose and irregularities, hypertrophies and obstructions; obstructions and inflammation of the
BRYANT WS. OPPORTUNITIES FOR THE PRESERVATION OF HEARING. JAMA. 1913;60(12):878–881. doi:10.1001/jama.1913.04340120004002