Research Article

Low-Frequency Sound Pressure and Transtympanic Endoscopy of the Middle Ear in Assessment of “Spontaneous” Perilymphatic Fistula

Table 1

Endoscopic diagnosis of the subjects.

DiagnosisNumber ( 𝑛 = 2 6 4 )

Meniere’s disease149
Vestibulopathy (vertigo)53
Cochleopathy
 Progressive hearing loss with/or without tinnitus32
 Sudden deafness13
 Stapes surgery16
 PLF1