• F4H5 Alleviates Increased Outflow Resistance Induced by Emulsified Silicone Oil In Vitro

    Purpose: The purpose of this study was to investigate the effect of emulsified silicone oil on trabecular outflow resistance using an in vitro...

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    F4H5 Alleviates Increased Outflow Resistance Induced by Emulsified Silicone Oil In Vitro

    F4H5 Alleviates Increased Outflow Resistance Induced by Emulsified Silicone Oil In Vitro

    Purpose: The purpose of this study was to investigate the effect of emulsified silicone oil on...

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  • The scleral spur

    The scleral spur is a ring-shaped structure, primarily collagen with 5% elastin (1), providing structural integrity to the posterior Schlemm's...

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    The scleral spur

    The scleral spur

    The scleral spur is a ring-shaped structure, primarily collagen with 5% elastin (1), providing...

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  • Neuroprotection in Glaucoma: Investigational, Complementary to IOP-Lowering

    Tip: Neuroprotection in glaucoma is investigational and may be considered only as an adjunct, never a substitute for IOP-lowering care Facts:...

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    Neuroprotection in Glaucoma: Investigational, Complementary to IOP-Lowering

    Neuroprotection in Glaucoma: Investigational, Complementary to IOP-Lowering

    Tip: Neuroprotection in glaucoma is investigational and may be considered only as an adjunct,...

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  • Evaluating High Intraocular Pressure Criteria for Failure in Glaucoma Surgery: Impact on Estimated Success and Visual Field Rates

    Purpose: Review high intraocular pressure (IOP) thresholds used as failure criteria in glaucoma surgical outcome studies, evaluate their impact on...

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    Evaluating High Intraocular Pressure Criteria for Failure in Glaucoma Surgery: Impact on Estimated Success and Visual Field Rates

    Evaluating High Intraocular Pressure Criteria for Failure in Glaucoma Surgery: Impact on Estimated Success and Visual Field Rates

    Purpose: Review high intraocular pressure (IOP) thresholds used as failure criteria in glaucoma...

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  • Gonioscopy is always essential

    Angle closure is defined by iridotrabecular contact of ≥180° (1) and the presence or development of angle closure can change the treatment plan....

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    Gonioscopy is always essential

    Gonioscopy is always essential

    Angle closure is defined by iridotrabecular contact of ≥180° (1) and the presence or development...

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  • Association of Blood Pressure and Retinal Nerve Fiber Layer Rates of Thinning in Patients with Moderate to Advanced Glaucoma

    Objective: To investigate the influence of baseline blood pressure (BP) on retinal nerve fiber layer (RNFL) rates of change (RoCs) in glaucoma...

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    Association of Blood Pressure and Retinal Nerve Fiber Layer Rates of Thinning in Patients with Moderate to Advanced Glaucoma

    Association of Blood Pressure and Retinal Nerve Fiber Layer Rates of Thinning in Patients with Moderate to Advanced Glaucoma

    Objective: To investigate the influence of baseline blood pressure (BP) on retinal nerve fiber...

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  • Aqueous Humor Antioxidants in Glaucoma: Correlations With Subtypes, Intraocular Pressure, and Medication Use - A Prospective Study

    Purpose: To investigate the correlations between aqueous humor total antioxidant capacity (TAC) and glaucoma subtypes, intraocular pressure (IOP),...

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    Aqueous Humor Antioxidants in Glaucoma: Correlations With Subtypes, Intraocular Pressure, and Medication Use - A Prospective Study

    Aqueous Humor Antioxidants in Glaucoma: Correlations With Subtypes, Intraocular Pressure, and Medication Use - A Prospective Study

    Purpose: To investigate the correlations between aqueous humor total antioxidant capacity (TAC)...

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  • Care Delivery

    SIG Corner Editor: Hana Abouzeid Chair: Anton B. Hommer Co-chair: Gabor Hollo Update on ongoing projects The goal of this SIG is to keep an updated...

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    Care Delivery

    Care Delivery

    SIG Corner Editor: Hana Abouzeid Chair: Anton B. Hommer Co-chair: Gabor Hollo Update on ongoing...

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  • Comparative Study of Early Safety and Effectiveness Outcomes of the PreserFlo MicroShunt with and without an Intraluminal Suture Stent

    Objective: To assess the early safety and effectiveness outcomes of the PreserFlo MicroShunt with and without an intraluminal suture stent. Design:...

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    Comparative Study of Early Safety and Effectiveness Outcomes of the PreserFlo MicroShunt with and without an Intraluminal Suture Stent

    Comparative Study of Early Safety and Effectiveness Outcomes of the PreserFlo MicroShunt with and without an Intraluminal Suture Stent

    Objective: To assess the early safety and effectiveness outcomes of the PreserFlo MicroShunt with...

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  • Iris Crypts Could Reduce the Chance of Angle Closure: A Computational Biomechanics Study Derived From Clinical and Human Iris Data

    Purpose: To investigate the effect of crypts during pupil constriction and dilation on the potential for angle closure by performing finite element...

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    Iris Crypts Could Reduce the Chance of Angle Closure: A Computational Biomechanics Study Derived From Clinical and Human Iris Data

    Iris Crypts Could Reduce the Chance of Angle Closure: A Computational Biomechanics Study Derived From Clinical and Human Iris Data

    Purpose: To investigate the effect of crypts during pupil constriction and dilation on the...

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  • Glaucoma drainage devices - Is the Paul glaucoma implant suitable for children with glaucoma?

    Only a few studies exist on the Paul glaucoma device in children with glaucoma. Compared to Ahmed glaucoma Valve or Baerveldt implant, there is...

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    Glaucoma drainage devices - Is the Paul glaucoma implant suitable for children with glaucoma?

    Glaucoma drainage devices - Is the Paul glaucoma implant suitable for children with glaucoma?

    Only a few studies exist on the Paul glaucoma device in children with glaucoma. Compared to Ahmed...

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  • Comparison of Methods to Deliver Mitomycin C in Trabeculectomy Surgery: a Systematic Review and Meta-analysis

    Purpose: Compare different methods to deliver Mitomycin C (MMC) in trabeculectomy surgery. Clinical relevance: Knowing the best way to apply MMC...

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    Comparison of Methods to Deliver Mitomycin C in Trabeculectomy Surgery: a Systematic Review and Meta-analysis

    Comparison of Methods to Deliver Mitomycin C in Trabeculectomy Surgery: a Systematic Review and Meta-analysis

    Purpose: Compare different methods to deliver Mitomycin C (MMC) in trabeculectomy surgery....

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Validation of a Visual Field Prediction Tool for Glaucoma: A Multicenter Study Involving Patients With Glaucoma in the United Kingdom

Clinical paper of the month

Validation of a Visual Field Prediction Tool for Glaucoma: A Multicenter Study Involving Patients With Glaucoma in the United Kingdom

Purpose: A previously developed machine-learning approach with Kalman filtering technology accurately predicted the disease trajectory for patients...

February 14, 2025

In Vitro Analysis of Pressure Resistance in the Paul Glaucoma Implant and Ahmed ClearPath 250 With and Without Polypropylene Thread Inside the Tube

Experimental Paper of the Month

In Vitro Analysis of Pressure Resistance in the Paul Glaucoma Implant and Ahmed ClearPath 250 With and Without Polypropylene Thread Inside the Tube

Purpose: Pressure resistance characteristics of the Paul glaucoma implant (PGI) and Ahmed ClearPath 250 (ACP), with and without the insertion of...

January 15, 2025

The Impact of Baseline Intraocular Pressure on Initial Treatment Response in the LiGHT Trial: Selective Laser Trabeculoplasty versus Medication

Clinical paper of the month

The Impact of Baseline Intraocular Pressure on Initial Treatment Response in the LiGHT Trial: Selective Laser Trabeculoplasty versus Medication

Purpose: The Laser in Glaucoma and Ocular Hypertension Trial demonstrated the efficacy and safety of selective laser trabeculoplasty (SLT) compared...

January 15, 2025

Insertion of an intraluminal ripcord suture to prevent early post operative hypotony

Tip of the month

Insertion of an intraluminal ripcord suture to prevent early post operative hypotony

Hypotony is a common complication associated with the implantation of various unvalved glaucoma drainage devices. To reduce the risk of this...

January 15, 2025

How do you communicate numbers to your glaucoma patient?

Tip of the month

How do you communicate numbers to your glaucoma patient?

Shared decision making can reduce overtreatment, which places an unnecessary burden on the healthcare system and places the patient at risk of an...

December 09, 2024

Validating and updating the OHTS-EGPS model predicting 5-year glaucoma risk among ocular hypertension patients using electronic records

NGP Paper

Validating and updating the OHTS-EGPS model predicting 5-year glaucoma risk among ocular hypertension patients using electronic records

Objective: To validate and update the OHTS-EGPS model predicting risk of conversion from OHT to glaucoma using electronic medical records (EMR)....

December 09, 2024

The Strain Response to Intraocular Pressure Increase in the Lamina Cribrosa of Control Subjects and Glaucoma Patients

Experimental Paper of the Month

The Strain Response to Intraocular Pressure Increase in the Lamina Cribrosa of Control Subjects and Glaucoma Patients

Purpose: The purpose of this study was to measure biomechanical strains in the lamina cribrosa (LC) of living human eyes undergoing intraocular...

December 09, 2024

Psychological Stress and Intraocular Pressure in Glaucoma: A Randomized Controlled Trial

Clinical paper of the month

Psychological Stress and Intraocular Pressure in Glaucoma: A Randomized Controlled Trial

Purpose: To evaluate the intraocular pressure (IOP) behavior after applying a standardized protocol to induce psychological stress in patients with...

December 09, 2024

Identification of Optic Nerve–Related Biomarkers in Primary Open-Angle Glaucoma Based on Comprehensive Bioinformatics and Mendelian Randomization

Experimental Paper of the Month

Identification of Optic Nerve–Related Biomarkers in Primary Open-Angle Glaucoma Based on Comprehensive Bioinformatics and Mendelian Randomization

Purpose: Glaucoma is the primary cause of permanent vision loss worldwide. However, the pathogenesis of primary open-angle glaucoma (POAG), the...

November 12, 2024

Quality of Life and Primary Open-Angle Glaucoma in the Ocular Hypertension Treatment Study

Clinical paper of the month

Quality of Life and Primary Open-Angle Glaucoma in the Ocular Hypertension Treatment Study

Key Points Question: Do participants in the Ocular Hypertension Treatment Study with preperimetric primary open-angle glaucoma (POAG) have lower...

November 12, 2024

Fatal beauty: which cosmetics are your glaucoma patients using?

Tip of the month

Fatal beauty: which cosmetics are your glaucoma patients using?

Colorism refers to the difference in social treatment between light-skinned and dark-skinned people. This sociological concept is a result of...

November 10, 2024

Exfoliation SIG Corner

SIG Corner

Exfoliation SIG Corner

SIG Corner Editor: Hana Abouzeid Chair: Gabor Hollo Co-chair: Anastasios G. Konstas The goal of this SIG is to increase ophthalmologists’ knowledge...

October 15, 2024

IOP Reduction in Nonhuman Primates by Microneedle Injection of Drug-Free Hydrogel to Expand the Suprachoroidal Space

Experimental Paper of the Month

IOP Reduction in Nonhuman Primates by Microneedle Injection of Drug-Free Hydrogel to Expand the Suprachoroidal Space

Purpose: Expansion of the suprachoroidal space (SCS) by a hydrogel injection has been shown to reduce intraocular pressure (IOP) in rabbits as a...

October 15, 2024

Relationship between Intraocular Pressure Fluctuation and Visual Field Progression Rates in the United Kingdom Glaucoma Treatment Study

Clinical paper of the month

Relationship between Intraocular Pressure Fluctuation and Visual Field Progression Rates in the United Kingdom Glaucoma Treatment Study

Purpose: To investigate whether intraocular pressure (IOP) fluctuation is associated independently with the rate of visual field (VF) progression...

October 15, 2024

Using anterior segment OCT to risk-stratify primary angle closure suspects

Tip of the month

Using anterior segment OCT to risk-stratify primary angle closure suspects

Gonioscopy is the clinical standard for detecting patients at risk for primary angle closure glaucoma (PACG). However, anterior chamber angle...

October 13, 2024

Balancing Glaucoma Care: Tackling Overdiagnosis and Overtreatment to Preserve Patient Quality of Life

Tip of the month

Balancing Glaucoma Care: Tackling Overdiagnosis and Overtreatment to Preserve Patient Quality of Life

The Science behind the Tip In contrast to underdiagnosis, which has been described in population-based studies as affecting 50% or more of glaucoma...

September 12, 2024

Peripapillary Retinoschisis in Glaucoma: A Systematic Review

NGP Paper

Peripapillary Retinoschisis in Glaucoma: A Systematic Review

PURPOSE: The frequent use of optical coherence tomography increased the detection of peripapillary retinoschisis, which poses challenges in the...

September 12, 2024

Evaluating Primary Treatment for People with Advanced Glaucoma: Five-Year Results of the Treatment of Advanced Glaucoma Study

Clinical paper of the month

Evaluating Primary Treatment for People with Advanced Glaucoma: Five-Year Results of the Treatment of Advanced Glaucoma Study

Purpose: To determine whether primary trabeculectomy or medical treatment produces better outcomes in terms of quality of life (QoL), clinical...

September 12, 2024

Activation of the ROCK/MYLK Pathway Affects Complex Molecular and Morphological Changes of the Trabecular Meshwork Associated With Ocular Hypertension

Experimental Paper of the Month

Activation of the ROCK/MYLK Pathway Affects Complex Molecular and Morphological Changes of the Trabecular Meshwork Associated With Ocular Hypertension

Purpose: The Rho-associated protein kinase and myosin light chain kinase (ROCK/MYLK) pathway undeniably plays a pivotal role in the pathophysiology...

September 12, 2024

Surgery SIG corner

SIG Corner

Surgery SIG corner

SIG Corner Editor: Hana Abou Zeid Chair: Julian Garcia Feijoo Co-chair: Keith Barton Preserflo MicroShunt: Minimizing Corneal Endothelial Cell...

July 21, 2024

Consider a concomitant neurological disease in a glaucoma patient when there is only partial topographic agreement between structure and function.

Tip of the month

Consider a concomitant neurological disease in a glaucoma patient when there is only partial topographic agreement between structure and function.

The Science behind the Tip One of the key elements in the diagnosis and monitoring of glaucoma is the assessment of the topographic agreement...

July 14, 2024

Protective Effect of Nicotinamide Riboside on Glucocorticoid-Induced Glaucoma: Mitigating Mitochondrial Damage and Extracellular Matrix Deposition

Experimental Paper of the Month

Protective Effect of Nicotinamide Riboside on Glucocorticoid-Induced Glaucoma: Mitigating Mitochondrial Damage and Extracellular Matrix Deposition

Purpose: Glucocorticoid-induced glaucoma (GIG) is a prevalent complication associated with glucocorticoids (GCs), resulting in irreversible...

July 11, 2024

Peripheral blood mononuclear cell respiratory function is associated with progressive glaucomatous vision loss

Clinical paper of the month

Peripheral blood mononuclear cell respiratory function is associated with progressive glaucomatous vision loss

Intraocular pressure (IOP) is currently the only modifiable risk factor for glaucoma and all licensed treatments lower IOP. However, many patients...

July 11, 2024

Tip: Not every peripapillary hemorrhage is a sign for glaucoma

Tip of the month

Tip: Not every peripapillary hemorrhage is a sign for glaucoma

The Science behind the Tip Most of the time, disc hemorrhages in patients with glaucoma are related to the disease itself. Although the strong...

June 16, 2024

The Factors Affecting the Stability of IOP Homeostasis

Experimental Paper of the Month

The Factors Affecting the Stability of IOP Homeostasis

Purpose: Shear-induced nitric oxide (NO) production by Schlemm's canal (SC) endothelial cells provides a fast, IOP-sensitive feedback signal that...

June 16, 2024