Diffuse thinning, focal narrowing, or notching of the optic disc rim, especially at the inferior or superior poles
diffuse thinning, focal narrowing, or notching of the optic disc rim, especially at the inferior or superior poles
Diffuse thinning, focal narrowing, or notching of the optic disc rim, especially at the inferior or superior poles
diffuse thinning, focal narrowing, or notching of the optic disc rim, especially at the inferior or superior poles