Fig. 2From: Novel grading system for quantification of cystic macular lesions in Usher syndromeThe prevalence of cystic macular lesions severity in Usher syndrome cases. The prevalence of cystic macular lesions in USH 1 and USH 2 a, the prevalence of cystic macular lesions in USH2A and MYO7A b Back to article page