“…Metamorphopsia and relative scotomas can coexist. Amsler grid testing is used in clinical practice for detecting and monitoring functional impairment due to numerous chorioretinal diseases, such as inherited, vascular and degenerative maculopathies; toxic maculopathies; retinal detachment and macular holes, and optic neuropathies [17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32]. The Amsler grid is also provided to patients for home monitoring [33,34,35,36,37,38,39,40].…”