Recently, a nationally renowned glaucoma expert, Prof. Yuan Yansheng, came to Tianjin to give a presentation on his many years of experience in glaucoma research and treatment. The highest goal…
Not all vision loss after eye trauma is traumatic optic neuropathy. A transient loss of vision may sometimes occur after closed eye trauma and may recover on its own. Traumatic…
Substances that can cause optic neurotoxicity: Carbon disulfide/carbon tetrachloride Ethanol Ethylene glycol Methanol Thallium Tobacco Drugs that can damage the optic nerve: Amiodarone Cyclosporine Nitrogen mustard phenylbutyrate Chloramphenicol Cisplatin Dithiramethion…
Depending on the cause, traumatic optic neuropathy can be divided into two categories: direct and indirect injury. Direct injury is caused by ocular trauma directly affecting the optic nerve, such…
The first symptom of traumatic optic neuropathy is mostly sudden vision loss, and in severe cases, blindness. In addition, optic disc edema and peripheral retinal hemorrhage, occlusion of vision (i.e.…
The pupil can be narrowed or dilated with changes in the intensity of external light to regulate the light entering the eye and ensure clear retinal imaging. Patients with traumatic…
Intracranial hypertensive optic papilloedema is not uncommon in the clinic, and the main causes are: idiopathic intracranial hypertension, venous sinus thrombosis, novel cryptococcal meningitis, conjunctive meningitis, etc. The impairment or…
Since the beginning of winter, there has been an increase in anterior ischemic optic neuropathy, which is characterized by sudden vision loss and visual field defects in the upper or…
Ischemic optic neuropathy is an acute obstacle to the blood supply of the arteries supplying the optic nerve, causing ischemia and hypoxia of the optic nerve, resulting in damage to…
In recent years, with the development of transportation and the increase of people’s outdoor activities, the traumatic optic nerve injury is increasing year by year. Compared with the traditional transcranial…