Fig. 2
From: Novel neuro-audiological findings and further evidence for TWNK involvement in Perrault syndrome
Pure tone audiometry (a) and ABRs (b) of the proband. a “O” and “X” symbols denote air conduction thresholds in the right and left ear, respectively and “Δ” denotes masked air conduction at high frequencies in the right ear; “[” or “]” denote masked bone conduction. b Shown are ABR recordings after click stimulus at an acoustic level of 90 dB normal hearing level (nHL) and presentation rate of 11/s