Results 61 to 70 of about 62,480 (319)

Isolated oculomotor nerve palsy related to sinusitis? [PDF]

open access: yes, 2018
The association of sinusitis with ocular motility disorders is a seductive theory due to their close anatomical vicinity. Typically, sinusitis can influence ocular motility by affecting single muscles or a combination of muscles and/or cranial nerves due
Kordic, Helena   +3 more
core  

Vision screening in children:a retrospective study of social and demographic factors with regard to visual outcomes [PDF]

open access: yes, 2015
BACKGROUND: Amblyopia and its risk factors have been demonstrated to be more common among children from low socioeconomic backgrounds. We sought to investigate this association in a region with orthoptic-delivered screening and whole population coverage,
C Gilmour   +18 more
core   +2 more sources

From 2D to 3D gamma passing rate tolerance and action limits for patient‐specific quality assurance in volumetric‐modulated arc therapy

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Background Volumetric modulated arc therapy (VMAT) requires an accurate patient‐specific quality assurance (PSQA) program. In clinical practice, this is usually performed using the γ‐index and the two‐dimensional gamma passing rate (2D %GP). A three‐dimensional (3D) index incorporating the patient anatomy could be more useful for the 3D dose ...
Christos Zarros   +6 more
wiley   +1 more source

The prevalence of strabismus and visual outcomes in children with hydrocephalus and a ventriculoperitoneal shunt: medical record review

open access: yesAnnals of Saudi Medicine, 2022
BACKGROUND: Many ophthalmological complications have been associated with hydrocephalus (HC), including ocular motility disorders, visual field defects, optic atrophy, and loss of visual acuity.
Saif Saleh AlObaisi   +7 more
doaj   +1 more source

Genome-wide search for strabismus susceptibility loci. [PDF]

open access: yes, 2003
The purpose of this study was to search for chromosomal susceptibility loci for comitant strabismus. Genomic DNA was isolated from 10mL blood taken from each member of 30 nuclear families in which 2 or more siblings are affected by either esotropia or ...
Fujiwara, Hirotake   +6 more
core   +1 more source

Dosimetric evaluation and clinical application of collimated apertures with proton beam line scanning in stereotactic radiotherapy

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Stereotactic radiotherapy (SRT) is a highly effective treatment with precision for small, localized lesions. Proton therapy, characterized by the Bragg peak, offers superior dose conformity compared to photon‐based approaches. However, challenges remain in minimizing lateral penumbra and optimizing dose delivery, particularly for small
Chen‐Yu Chou   +3 more
wiley   +1 more source

Eye signs in stroke

open access: yesAnnals of Indian Academy of Neurology, 2022
A large part of the central nervous system is involved in the normal functioning of the vision, and hence vision can be affected in a stroke patient.
Rajeshwar Sahonta   +5 more
doaj   +1 more source

Mitochondrial DNA disorders in neuromuscular diseases in diverse populations

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Abstract Neuromuscular features are common in mitochondrial DNA (mtDNA) disorders. The genetic architecture of mtDNA disorders in diverse populations is poorly understood. We analysed mtDNA variants from whole‐exome sequencing data in neuromuscular patients from South Africa, Brazil, India, Turkey and Zambia. In 998 individuals, there were two definite
Fei Gao   +34 more
wiley   +1 more source

Analyzing clinical and electrophysiological characteristics of Paroxysmal Dyskinesia

open access: yesJournal of Research in Medical Sciences, 2011
The classification, clinical and electrophysiological characteristics, treatment outcome and pathogenesis of paroxysmal dyskinesia were summarized and analyzed. Paroxysmal dyskinesia was classified into three types.
Jue-qian Zhou   +7 more
doaj  

Severe Ophthalmological Complications of Thyroid Disease are Rare in Ibadan, Southwestern Nigeria: Results of a Pilot Study

open access: yesOphthalmology and Eye Diseases, 2016
Background Ocular manifestations of thyroid dysfunction constitute a wide clinical spectrum ranging from minor ocular discomfort, lid retraction, lid lag and ocular injection, to sight threatening eyeball protusion and optic nerve compression.
Olufunmilola A. Ogun   +1 more
doaj   +1 more source

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