Figure 3
From: Fabry disease presenting with sudden hearing loss and otosclerosis: a case report
Audiogram of the second crisis. Hearing function is decreased for frequencies of 2 to 8 kHz. The air-bone gap remains unchanged. Blue cross, left ear conduction; blue open arrow, left ear bone conduction; blue square, left ear conduction with narrow band note masking on the opposite ear; blue triangle, left ear bone conduction with narrow band note masking on the opposite ear; red circle, right ear air conduction; red open arrow, right ear bone conduction.