Secondary optic nerve atrophy

Secondary optic nerve atrophy is caused by optic nerve fibrosis, and glial and connective tissue fill the optic disc. It usually occurs after the late optic disc edema or optic disc inflammation, the optic disc is covered by the exudate connective tissue, is grayish white, dirty gray or gray red, the edges are unclear, the physiological depression is blurred or disappears, the sieve plate is not visible, and the arteries are thinner The veins are narrow and curved, and white sheaths may accompany the blood vessels, which is a type of optic neuritis atrophy (neuritiaatrophy).