Analysing the translatability of macular hole size measurements between high-density horizontal and radial OCT scan patterns
Objective To assess the interchangeability of minimum linear diameter (MLD) macular hole (MH) size measurements in high-density horizontal and radial scan modes in optical coherence tomography (OCT). Methods and analysis 60 patients with a MH had repeat high-density OCT volume scans in a horizontal (30 ยตm interscan-spacing) and a radial (angular 3.75ยฐ interscan-spacing) mode, and the MLD was measured by five raters. Results There were no significant differences in the MLD measurements within the horizontal and the radial modes across repeat measurements of each rater in volume scan 1 (all pโฅ0.14 and pโฅ0.28, respectively), between volume scans 1 and 2 (all pโฅ0.14 and pโฅ0.69), among the raters (p=0.70 and p=0.60), and using all MLD measurements obtained in this study between primary and repeat measurements in volume scan 1 (p=0.10 and p=0.74) and between measurements obtained in volume scan 1 and 2 (p=0.21 and p=0.90). There was a statistically significant difference of โ10.05 ยตm between the mean MLD of all measurements in the horizontal (n=900) and in the radial (n=900) mode (427.91 (ยฑ187.01) vs 437.97 (ยฑ184.93) ยตm; p<0.001). However, the variability of these differences around the mean MLD was large (95% limits of agreement โ77.31 to 57.21 ยตm). The mean difference between all horizontal and all radial MLD measurements in a MH was for MHs that had their widest MLD within 15ยฐ of the horizontal, vertical and diagonal meridians 0.77 (ยฑ13.88) ยตm, โ34.43 (ยฑ55.22) ยตm and โ10.39 (ยฑ 34.62) ยตm, respectively. Conclusions Horizontal scans systematically underestimate the maximum MLD if located vertically or diagonally; however, they have less intra-rater and inter-rater and inter-scan variability in MLD measurements as compared with radial scans. Therefore, the two scan modes are not interchangeable but rather complement each other. These results may be limited to the MLD range analysed (125โ924 ยตm).
Analysing the translatability of macular hole size measurements between high-density horizontal and radial OCT scan patterns
Objective To assess the interchangeability of minimum linear diameter (MLD) macular hole (MH) size measurements in high-density horizontal and radial scan modes in optical
09.05.2025 04:33 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
VIDEO: โExcitingโ uveitis pipeline includes oral, intravitreal and topical therapies
FORT LAUDERDALE, Fla. โ In this Healio Video Perspective from the Retina World Congress, Dilraj S. Grewal, MD, FASRS, provides an update on the progress of therapies for noninfectio
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08.05.2025 21:37 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Not Just Another Pilocarpine
An in-depth look at the new Qlosiโข topical drop for presbyopia.
crstoday.com/articles/apr...
08.05.2025 20:51 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Oral zervimesine reduced GA lesion growth in phase 2 study from Cognition Therapeutics
Ophthalmology Times - ophthalmology news, articles, and events in a timely and accurate manner for members of the ophthalmic community.
www.ophthalmologytimes.com/view/oral-ze...
08.05.2025 18:40 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Results of phase 2 clinical SAGA study of oral gildeuretinol for GA presented at ARVO 2025
Alkeus Pharmaceuticals reveals promising Phase 2 SAGA study results, showing gildeuretinol slows vision decline in geographic atrophy linked to AMD.
www.ophthalmologytimes.com/view/results...
08.05.2025 17:09 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Innovent Biologics completes first patient dosing in its phase 2 clinical trial assessing efdamrofusp alfa in patients with DME
Innovent Biologics initiates phase 2 trial for efdamrofusp alfa, a promising treatment for diabetic macular edema, aiming to i
www.ophthalmologytimes.com/view/innoven...
08.05.2025 17:09 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Socioeconomic status linked with worse eye structure, function in glaucoma
SALT LAKE CITY โ Lower socioeconomic status was linked with worse eye structure and function at initial presentation in patients undergoing selective laser trabeculoplasty, according to a pos
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08.05.2025 17:07 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Topcon Healthcare acquires RetInSight to zero in on AI monitoring of OCT images
Topcon Healthcare acquired RetInSight, an Austria-based company that develops AI-driven software for eye care professionals, according to a Topcon press release. RetInSightโs AI algorith
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08.05.2025 15:37 โ ๐ 1 ๐ 0 ๐ฌ 0 ๐ 0
Beacon Therapeutics shares 6-month interim safety and efficacy results from Phase 2 DAWN study for XLRP
Beacon Therapeutics reveals promising interim results for laru-zova, a gene therapy showing potential to improve vision in XLRP patients.
www.ophthalmologytimes.com/view/beacon-...
08.05.2025 14:33 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Galimedix Therapeutics completes single ascending dose portion of phase 1 trial assessing GAL-101
Galimedix Therapeutics advances GAL-101, an oral therapy targeting Alzheimerโs and AMD, completing phase 1 SAD study with promising safety results.
www.ophthalmologytimes.com/view/galimed...
08.05.2025 10:16 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Assessment of AI-enabled screening for ROP in low-resource settings
Machine learning algorithms enhance retinopathy of prematurity screening using smartphone images, expanding access in low-resource settings and easing pediatric ophthalmologist workloads
www.ophthalmologytimes.com/view/assessm...
08.05.2025 10:16 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
First patient dosed in VAN-2401 phase 1 clinical trial
The VAN-2401 phase 1 clinical trial will evaluate the use of KH658 for the treatment of wet AMD.
www.ophthalmologytimes.com/view/first-p...
08.05.2025 10:15 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Validation of artificial intelligence algorithm LuxIA for screening of diabetic retinopathy from a single 45{degrees} retinal colour fundus images: the CARDS study
Objective This study validated the artificial intelligence (AI)-based algorithm LuxIA for screening more-than-mild diabetic retinopathy (mtmDR) from a single 45ยฐ colour fundus image of patients with diabetes mellitus (DM, type 1 or type 2) in Spain. Secondary objectives included validating LuxIA according to the International Clinical Diabetic Retinopathy (ICDR) classification and comparing its performance between different devices. Methods In this multicentre, cross-sectional study, retinal colour fundus images of adults (โฅ18 years) with DM were collected from five hospitals in Spain (December 2021โDecember 2022). 45ยฐ colour fundus photographs were captured using non-mydriatic Topcon and ZEISS cameras. The Discovery platform (RetinAI) was used to collect images. LuxIA output was an ordinal score (1โ5), indicating a classification as mtmDR based on an ICDR severity score. Results 945 patients with DM were included; the mean (SD) age was 64.6 (13.5) years. The LuxIA algorithm detected mtmDR with a sensitivity and specificity of 97.1% and 94.8%, respectively. The area under the receiver-operating characteristic curve was 0.96, indicating a high test accuracy. The 95% CI data for overall accuracy (94.8% to 95.6%), sensitivity (96.8% to 98.2%) and specificity (94.3% to 95.1%) indicated robust estimations by LuxIA, which maintained a concordance of classification (N=829, kappa=0.837, p=0.001) when used to classify Topcon images. LuxIA validation on ZEISS-obtained images demonstrated high accuracy (90.6%), specificity (92.3%) and lower sensitivity (83.3%) as compared with Topcon-obtained images. Conclusions AI algorithms such as LuxIA are increasing testing feasibility for healthcare professionals in DR screening. This study validates the real-world utility of LuxIA for mtmDR screening.
Validation of artificial intelligence algorithm LuxIA for screening of diabetic retinopathy from a single 45{degrees} retinal colour fundus images: the CARDS study
Objective This study validated the artificial intelligence (AI)-based algorithm LuxIA for screening more-than-mild diabetic retinopat
08.05.2025 08:54 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Image Recognition Performance of GPT-4V(ision) and GPT-4o in Ophthalmology: Use of Images in Clinical Questions
Image Recognition Performance of GPT-4V(ision) and GPT-4o in Ophthalmology: Use of Images in Clinical Questions
www.dovepress.com/image-recogn...
08.05.2025 07:26 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Demographic and Clinical Factors Associated with Mechanisms of Open Globe Injury in the United States: A Multi-Center Study
This study provides important insights into which demographic and clinical factors put patients at risk for different mechanisms of OGIs.
www.dovepress.com/demographic-...
08.05.2025 07:26 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Play, pressure, and pachychoroid: A case series on e-sports players
European Journal of Ophthalmology, Ahead of Print.
PurposeThe pachychoroid disease spectrum is characterized by choroidal thickening, vascular hyperpermeability, and structural alterations in the choroidal circulation. This can lead to central serous chorioretinopathy (CSC), which is clinically seen as ...
Play, pressure, and pachychoroid: A case series on e-sports players
European Journal of Ophthalmology, Ahead of Print.
PurposeThe pachychoroid disease spectrum is characterized by choroidal thickening, vascular hyperpermeability, and structural alterations in the choroidal circulation. This can
08.05.2025 05:28 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
ASCRS 2025: Mark Lobanoff, MD, on making the move to office-based surgery
Exploring how oral sedation and office-based surgery can enhance efficiency and patient experience
www.ophthalmologytimes.com/view/ascrs-2...
08.05.2025 04:10 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
Association between leukocyte telomere length and incident glaucoma: A prospective UK biobank study
Eye, Published online: 07 May 2025; doi:10.1038/s41433-025-03838-7Association between leukocyte telomere length and incident glaucoma: A prospective UK biobank study
www.nature.com/articles/s41...
08.05.2025 03:53 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0
ARVO 2025: Barsha Lal, PhD, presents an atropine study that addresses families' accomodative concerns
A one-drop, low dose atropine study assesses accommodative amplitude and dynamics, with clinically applicable findings.
www.ophthalmologytimes.com/view/arvo-20...
07.05.2025 22:20 โ ๐ 1 ๐ 0 ๐ฌ 0 ๐ 0
Phase 2 data on IBI302 announced by Innovent Biologics
Ophthalmology Times - ophthalmology news, articles, and events in a timely and accurate manner for members of the ophthalmic community.
www.ophthalmologytimes.com/view/phase-2...
07.05.2025 20:01 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0