Results 21 to 30 of about 10,410,501 (216)

Ischemic optic neuropathies: Current concepts

open access: yesAnnals of Indian Academy of Neurology, 2022
Ischemic optic neuropathy (ION) is the term ascribed to optic nerve disease that is the result of a transient or permanent interruption of the blood supply to any portion of the optic nerve. Anterior ischemic optic neuropathy (AION) refers to ischemia of
Ajay D Patil   +2 more
doaj   +1 more source

Optic disk pallor—Catch the masqueraders. Role of carotid angiography: A case report and review

open access: yesIndian Journal of Ophthalmology. Case Reports, 2023
NA-AION is the most common ischemic optic neuropathy, with an incidence rate of 2.5–11.8 per 1,00,000 in the population older than 50 years. Patients at high risk of complications due to carotid atherosclerosis may only present with ophthalmic symptoms ...
Srinivasan Gounder   +4 more
doaj   +1 more source

The correlation between non-arteritic anterior ischemic optic neuropathy and cerebral infarction

open access: yesTranslational Neuroscience, 2023
The aim of this study was to explore the correlation between non-arteritic anterior ischemic optic neuropathy (NAION) and cerebral infarction (CI). Moreover, the ocular and systemic parameters are also compared between NAION patients with or without CI.
Li Xiaochun   +5 more
doaj   +1 more source

Clinical and Mechanistic Review of Amiodarone-Associated Optic Neuropathy

open access: yesBiomolecules, 2022
Amiodarone-associated optic neuropathy (AAON) is a complex clinical diagnosis, requiring distinction from non-arteritic ischemic optic neuropathy (NAION) due to a shared at-risk patient population.
Reece Mitchell, Joseph Chacko
doaj   +1 more source

Ocular Syphilis Presenting As Non-arteritic Anterior Ischemic Optic Neuropathy [PDF]

open access: yesCureus, 2021
Syphilis is a sexually transmitted disease caused by the spirochetal bacteria Treponema pallidum. It can cross the blood-brain barrier within days of the infection, causing neurosyphilis and ocular syphilis at any stage of the disease. Ocular syphilis can manifest in any part of the eye but usually as posterior uveitis and pan-uveitis or various types ...
Alqurashi, Moayad M   +2 more
openaire   +2 more sources

Presumed clomiphene-induced optic neuropathy: A case report

open access: yesInternational Journal of Reproductive BioMedicine, 2021
Background: Clomiphene citrate is an estrogen receptor ligand with mixed agonistic–antagonistic properties used for the treatment of female and male infertility.
Yousef Alizadeh   +5 more
doaj   +1 more source

Bilateral Sequential Non-arteritic Anterior Ischemic Optic Neuropathy (NAION) [PDF]

open access: yesCureus, 2021
This is a case report of a rare case of bilateral sequential non-arteritic anterior ischemic optic neuropathy (NAION). A 50-year-old Indian gentleman, who is a known case of diabetes and an active smoker, presented with a right eye painless inferior visual field defect upon waking up from sleep.
Shir Yen, Wang   +4 more
openaire   +2 more sources

Management of non-arteritic anterior ischemic optic neuropathy [PDF]

open access: yesGraefe's Archive for Clinical and Experimental Ophthalmology, 2009
Non-arteritic anterior ischemic optic neuropathy (NA-AION) is a major cause of seriously impaired vision among the middle-aged and elderly population; in addition, contrary to popular belief, it also occurs in young persons, though less commonly. Nevertheless, almost all publications on NA-AION contain the ­following two statements:
openaire   +2 more sources

Bilayered Retinoschisis during non-arteritic anterior ischemic optic neuropathy

open access: yesromanian journal of ophthalmology, 2021
Objective: To report an unusual optical coherence tomography (OCT) finding, bilayered retinoschisis formation in the macular region, during non-arteritic anterior ischemic optic neuropathy (NAION). Methods: This is a case report of a patient with NAION and an unusual OCT finding, bilayered retinoschisis formation.
Ilhan, Cagri, Citirik, Mehmet
openaire   +2 more sources

Non-Simultaneous Bilateral Ischemic Optic Neuropathy Related to High Altitude and Airplane Flight in a Patient with Cerebral Small Vessel Disease

open access: yesDiagnostics, 2021
Non-arteritic anterior ischemic optic neuropathy (NA-AION) is considered the most frequent type of acute optic neuropathy. A 61-year-old woman presented with a NA-AION in her right eye within 24 h following an airplane flight.
Ana Boned-Murillo   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy