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. 2019 Apr 5;10:303. doi: 10.3389/fneur.2019.00303

Figure 1.

Figure 1

Study flowchart. MD was definitively diagnosed per the guidelines from the Committee on Hearing and Equilibrium of the American Academy of Otolaryngology-Head and Neck Surgery for the Definition of Meniere's Disease from 1995 (9). VA bending angles and clinical chart reviews were assessed in a blinded manner (see text for details). *according to Merchant and Nadol (10). (Gd-MRI, gadolinium-enhanced magnetic resonance imaging; ES, endolymphatic sac; MD, Meniere's disease; VA, vestibular aqueduct).