Color retinography 30º: Tiger-colored fundus. Papillae with 0.9 excavation and marked loss of neuroretinal ring.
Retinography with 20º green filter: Allows better visualization of the details of the papilla, highlighting the bayonet-shaped retinal vessels and the nasal displacement of large vessels.
Chronic simple glaucoma (CSG) is a progressive optic neuropathy secondary to increased intraocular pressure that causes visual field loss that can lead to blindness.