PMC8009700_01
Fluctuating hearing levels affecting mainly the low- to midfrequencies in the right ear which corresponded to the fluctuating aural symptoms in the same ear. Audiogram done during the initial episode (a), after treatment with medications (b), during a subsequent episode (c), and after treatment with CPAP (d).
CRIOT2021-5592611.001.jpg
PMC8009700_01_CRIOT2021-5592611.001.jpg
fig1
Audiogram showed sensorineural hearing loss in the right ear, especially in the lower frequencies (Figure 1). This was further substantiated by audiometric documentation of fluctuating low-to-midfrequency hearing levels at different time points (Figure 1).