The deterioration in visual acuity manifests in mid-adulthood, presenting nictalopia, tubular vision. Clinical Case: Male 68 years of age who presents for presenting nictalopia, decreased visual acuity of 6 months of evolution, fundus is performed by pharmacological dilatation observing findings suggestive of choroideremia, so it is confirmed by imaging modalities Conclusion: The imaging modalities allow the early and accurate diagnosis of choroideremia to be established, thus reducing the cost

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... of genetic testing without detracting from the value of the same, provided that it is possible to perform them.