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Degree of cochlear endolymphatic hydrops

(1a) Right cochlear endolymphatic hydrops grade 0. (1b) Right cochlear endolymphatic hydrops grade 1. (1c) Right cochlear endolymphatic hydrops grade 2. (1d) Right cochlear endolymphatic hydrops grade 3. Orange arrow shows the area of endolymphatic hydrops. (Source: Huang Y, Zhao P, Han Z, et al. Evaluation of the relationship between endolymphatic hydrops and hearing loss in Meniere's disease based on three-dimensional real inversion recovery sequence. Braz J Otorhinolaryngol 2023;89[5]:101314. Creative Commons Attribution 4.0 International [CC BY 4.0] license, creativecommons.org/licenses/by/4.0.)