Results 101 to 110 of about 61,783 (227)

Retinal Pigment Epitheliopathy due to Sub‐Optimal Recycling of Vitamin A (RESORVA): A Novel RDH11 ‐Related Phenotype

open access: yesClinical Genetics, Volume 109, Issue 5, Page 972-977, May 2026.
RDH11 is a minor isoenzyme that catalyses the oxidation of 11‐cis‐retinol to 11‐cis‐retinal in the retinal pigment epithelium, alongside RDH5 and RDH10. Biallelic null variants in RDH11 lead to upregulation of RDH5 and RDH10 (transcriptional adaptation), maintaining 11‐cis‐retinal bioavailability, but still causing Retinal Pigment Epitheliopathy due to
Kirk A. J. Stephenson   +11 more
wiley   +1 more source

Haplotype‐Based Analysis of OCA2 Variants in Oculocutaneous Albinism

open access: yesPigment Cell &Melanoma Research, Volume 39, Issue 3, May 2026.
This study defines multi‐allele haplotypes, comprised of rare disease variants combined with common eQTL, sQTL and GWAS variants, for oculocutaneous albinism type 2 (OCA2). These haplotypes have implications for variant pathogenicity assessments and phenotypic variability.
Meredith F. Gillis   +14 more
wiley   +1 more source

The Incidence of Posterior Ocular Astigmatism in a Refractive Surgery Population as Determined by the Direct Reduction of Topography Measured Astigmatism

open access: yesClinical Ophthalmology
Manoj Motwani, Lourdes Haydaw Cornea Revolution/Motwani, LASIK Institute, San Diego, CA, 92121, USACorrespondence: Manoj Motwani, Cornea Revolution/Motwani, LASIK Institute, 9710 Scranton Road, Ste 170, San Diego, CA, 92121, USA, Tel +1 858 554-0008 ...
Motwani M, Haydaw L
doaj  

Study of Objectives [PDF]

open access: yes
Focal length, chromatic and spherical aberration, and astigmatism testing for astronomical ...
Hartmann, J.
core   +1 more source

Respiratory Involvement in HIST1H1E‐Related Rahman Syndrome: A Case of Severe Mixed Apnea

open access: yesAmerican Journal of Medical Genetics Part A, Volume 200, Issue 4, Page 937-946, April 2026.
ABSTRACT Rahman syndrome (HIST1H1E‐related neurodevelopmental syndrome, OMIM #617537) is a rare autosomal‐dominant condition caused by truncating variants in the C‐terminal domain of the HIST1H1E gene. It is characterized by macrocephaly, hypotonia, craniofacial anomalies, and multisystem anomalies.
Nada Barakat   +4 more
wiley   +1 more source

Instructing and Prolonging Communication for a Young Girl With MPS IIIA Using Applied Behavior Analysis

open access: yesBehavioral Interventions, Volume 41, Issue 2, April 2026.
ABSTRACT Mucopolysaccharidosis type IIIA (MPS IIIA/Sanfilippo Syndrome), a rare lysosomal storage disorder, causes significant communication delays and regression in affected children. The majority of children lack or lose verbal communication by 6 years.
Kimberly A. Schreck   +3 more
wiley   +1 more source

Study of an instrument for sensing errors in a telescope wavefront [PDF]

open access: yes
Focal plane sensors for determining the error in a telescope wavefront were investigated. The construction of three candidate test instruments and their evaluation in terms of small wavefront error aberration measurements are described.
Golden, L. J.   +2 more
core   +1 more source

Orthotropic Outcome With Spectacle Correction in a Pediatric Case of Refractive Esotropia and Anisometropic Amblyopia

open access: yesClinical Case Reports, Volume 14, Issue 4, April 2026.
ABSTRACT Early and accurate spectacle correction in children with refractive esotropia and anisometropic amblyopia can restore orthotropia, improve visual acuity, and prevent long‐term amblyopia. Timely diagnosis, careful refractive assessment, and individualized management are crucial.
Nabila Al‐Tamimi   +3 more
wiley   +1 more source

Risk Factors of Keratoconus in High School Students in Trinidad and Tobago: A Cross‐Sectional Study

open access: yesHealth Science Reports, Volume 9, Issue 4, April 2026.
ABSTRACT Background Keratoconus (KC) is the most common form of keratectasia that is associated with impaired vision and reduced quality of life, especially in adolescents. This study aims to identify and assess the risk factors associated with KC among high school students in Trinidad and Tobago (T&T).
Ngozika Esther Ezinne   +5 more
wiley   +1 more source

Awareness About Keratoconus and Its Relation With Eye Rubbing: A Cross‐Sectional Study in Riyadh

open access: yesHealth Science Reports, Volume 9, Issue 4, April 2026.
ABSTRACT Background Keratoconus is a progressive eye disease affecting the cornea, the clear dome‐ shaped structure at the front of the eye. In keratoconus, the cornea thins and bulges outward into a cone shape, leading to loss of visual acuity. The aetiology of keratoconus remains unclear, but it involves both genetic and environmental factors.
Omar Alhadlaq S   +6 more
wiley   +1 more source

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