Results 71 to 80 of about 1,145,248 (156)

Primary chiasmal sarcoid granuloma: MRI.

open access: yes, 1999
We report MRI findings of a pathologically proven primary sarcoid granuloma of chiasmal origin that mimicked an optic pathway ...
Lee, K W   +5 more
core   +1 more source

Neuroophthalmological evaluation in primary inflammatory demyelinating diseases with special reference to optic neuritis: A prospective study

open access: yesJournal of Family Medicine and Primary Care
Introduction: The involvement of ocular system especially optic neuritis (ON) is an important clinical aspect of inflammatory demyelinating disease (IDD) of the central nervous system.
Ankit Khetan   +9 more
doaj   +1 more source

H80 Chiasmal Hemioptic Hypoplasia

open access: yes, 1972
Discs show striking nasal hypoplasia and band atrophy. DeMorsier synrome. Congenital bitemporal hemianopia with see-saw nystagmus. Note vertically oral shape of these hypoplastic nerves.
William F. Hoyt, MD
core  

Differentiating glaucoma from chiasmal compression using optical coherence tomography: the macular naso-temporal ratio [PDF]

open access: yes, 2023
BACKGROUND/AIMS: The analysis of visual field loss patterns is clinically useful to guide differential diagnosis of visual pathway pathology. This study investigates whether a novel index of macular atrophy patterns can discriminate between chiasmal ...
Plant, Gordon T   +6 more
core  

Walsh & Hoyt: Masqueraders of the Optic Chiasmal Syndrome

open access: yes, 2005
Manchester and Calhoun reported bitemporal visual field defects in five patients with dominant hereditary optic atrophy. These and similar patients more likely had cecocentral scotomas, diagnosed by the crossing of the vertical midline and association ...
Leonard A. Levin, MD, PhD
core  

A Macro Dilemma: Demonstrations of the Anterior Chiasmal Syndrome and Wilbrand\u27s Knee

open access: yes, 2022
Presentation reviewing two cases that demonstrate several cases of anterior chiasmal syndromes and the variability in patient presentations with sellar ...
Ariel Axelbaum, MD; Nurhan Torun, MD
core  

RISK FACTORS FOR IRREVERSIBLE VISION LOSS IN TUMORS OF THE SELLAR REGION

open access: yesКлінічна та профілактична медицина
Introduction. The compressive effect on the chiasm is characteristic of skull base tumors of the middle and anterior cranial fossae, among which pituitary adenoma, tuberculum sellae meningioma and supradiaphragmatic craniopharyngioma are most common. The
Kateryna S. Iegorova   +3 more
doaj   +1 more source

Non-Tumorous Chiasmal Syndromes

open access: yes, 1976
Non-Tumorous Chiasmal Syndromes: Ischemia, Demyelinating Disease, Trauma, Inflammation, Congenital Anomalies ...
Norman J. Schatz
core  

Chiasmal misrouting and foveal hypoplasia without albinism

open access: yes, 2006
Background/aims: To present the ophthalmological and electropnysiological characteristics of three darkly pigmented, female patients with misrouting and foveal hypoplasia.
VAN GENDEREN, MM   +10 more
core   +1 more source

Isolated traumatic chiasmal syndrome with hemifield slide phenomenon: A case report

open access: yesIndian Journal of Ophthalmology. Case Reports, 2021
Sabyasachi Chakrabarty   +5 more
doaj   +1 more source

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