IN ORDER to appreciate the recent developments in the diagnosis and treatment of these tumors, one has to be aware of the situation as it existed as recently as 15 to 20 years ago. Up to that time, a diagnosis seldom resulted in total removal with preservation of the seventh nerve. Many of the tumors could probably have had such help at a much earlier stage, but the diagnosis had not been established.
Much of the credit for improvement in early diagnosis must go to the development of methods of evaluation of hearing. In these methods, we must not forget pure tone audiometry, the binaural, E. P. Fowler recruitment test, the test for speech discrimination, the SISI tests, and, more important, the Bekesy audiogram which certainly have all proved to be useful. Yet my experience is that failure to make the diagnosis is not uncommon in cases of very small
SHAMBAUGH GE. Closing Remarks. Arch Otolaryngol. 1966;83(6):597. doi:10.1001/archotol.1966.00760020599022
Coronavirus Resource Center
Customize your JAMA Network experience by selecting one or more topics from the list below.