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Fig. 4 Bilateral regressive hearing in an 18 year-old patient after attending a rock concert a) Pure tone audiogram 2 days after the event b) DP-gram 2 days after the event c) Pure tone audiogram 10 days after the event d) DP-gram 10 days after the event

Fig. 4 Bilateral regressive hearing in an 18 year-old patient after attending a rock concert
a) Pure tone audiogram 2 days after the event b) DP-gram 2 days after the event
c) Pure tone audiogram 10 days after the event d) DP-gram 10 days after the event