Results 41 to 50 of about 406,069 (249)

Comparison of the accuracy of six intraocular lens power calculation methods in post-myopic-LASIK eyes

open access: yesAdvances in Ophthalmology Practice and Research
Objective: To compare the accuracy of six intraocular lens (IOL) power calculation methods in post-myopic-LASIK eyes. Methods: Post-myopic-LASIK patients scheduled for cataract surgery were enrolled. Mean error (ME), mean absolute error (MAE), and median
Qingying Yang   +4 more
doaj   +1 more source

Visual impairment and spectacle coverage rate in Baoshan district, China: population-based study [PDF]

open access: yes, 2013
BACKGROUND: To investigate the prevalence and risk factors of visual impairment associated with refractive error and the unmet need for spectacles in a special suburban senior population in Baoshan District of Shanghai, one of several rural areas ...
Huijuan Zhao   +6 more
core   +1 more source

Developing physical activity interventions for children with a visual impairment:lessons from the First Steps initiative [PDF]

open access: yes, 2019
Children with a visual impairment are less active than their sighted peers. Yet they are born with the potential to match their sighted peers’ motor skill competency and levels of physical fitness.
Lord, Rhiannon, Scally, Jennifer
core   +2 more sources

Intravitreal GD2‐Specific Chimeric Antigen Receptor T‐Cell Therapy for Refractory Retinoblastoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Effective treatments for advanced, treatment‐resistant retinoblastoma (RB) remain limited. GD2‐specific chimeric antigen receptor (CAR) T cells show potent antitumor activity with minimal toxicity but have not previously been evaluated in RB.
Subongkoch Subhadhirasakul   +13 more
wiley   +1 more source

Reversal learning is influenced by cognitive flexibility and develops throughout early adolescence

open access: yesnpj Science of Learning
Learning behavioural responses and adapting them based on feedback is crucial from a young age, continuing to develop into young adulthood. This study examines the development trajectory and contributing factors from childhood to adulthood using a ...
Christoph Bamberg   +2 more
doaj   +1 more source

Area of the cone interdigitation zone in healthy Chinese adults and its correlation with macular volume

open access: yesBMC Ophthalmology, 2018
Background Numerous studies have suggested that the integrity of the cone interdigitation zone (IZ) could be considered to be a marker of photoreceptor damage and its recovery. However, little is known about the IZ in healthy eyes.
Ruiping Gu   +4 more
doaj   +1 more source

Distribution of Ocular Anterior and Posterior Segment Lengths Among a Cataract Surgical Population in Shanghai

open access: yesFrontiers in Medicine, 2021
Purpose: To investigate the distributions of the ocular anterior and posterior segment lengths among a cataract surgical population in Shanghai.Design: Cross-sectional study.Methods: Ocular biometric parameters of 23,462 eyes of 23,462 cataract surgery ...
Jiao Qi   +34 more
doaj   +1 more source

Information technology and visual impairment: New developments [PDF]

open access: yes, 1999
No abstract ...
Burton, Mike   +2 more
core  

Health‐Related Quality of Life and Symptom Severity Among Patients With PIK3CA‐Related Overgrowth Spectrum: A Mixed‐Methods Study to Understand Real‐World Experience With Alpelisib Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background PIK3CA‐related overgrowth spectrum (PROS) includes several rare overgrowth disorders resulting from somatic gain‐of‐function mutations in PIK3CA. Despite treatment advances, including the recent approval of alpelisib for PROS in the United States, literature detailing the patient experience with PROS is limited.
Vamsi Bollu   +8 more
wiley   +1 more source

Activation of the GABA-alpha receptor by berberine rescues retinal ganglion cells to attenuate experimental diabetic retinopathy

open access: yesFrontiers in Molecular Neuroscience, 2022
PurposeThe aim of this study was to investigate the role and mechanism of berberine (BBR) in the protection of injured retinal ganglion cells (RGCs) in diabetic retinopathy (DR).MethodsExperimental diabetic retinopathy rat model was successfully induced ...
Wangyi Fang   +20 more
doaj   +1 more source

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