• 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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  • 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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  • Optic Disc Microvasculature Reduction and Visual Field Progression in Primary Open-Angle Glaucoma

    Purpose: To investigate the relationship between optic disc vessel density (ODVD) reduction and visual field (VF) progression in primary open-angle...

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    Optic Disc Microvasculature Reduction and Visual Field Progression in Primary Open-Angle Glaucoma

    Optic Disc Microvasculature Reduction and Visual Field Progression in Primary Open-Angle Glaucoma

    Purpose: To investigate the relationship between optic disc vessel density (ODVD) reduction and...

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  • Consider cotton wool spots as potential triggers for (non-glaucomatous) nerve fibre bundle defects

    It may be tempting to make a glaucoma diagnosis in the presence of a nerve fibre bundle defect with or without visual field defect when located in...

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    Consider cotton wool spots as potential triggers for (non-glaucomatous) nerve fibre bundle defects

    Consider cotton wool spots as potential triggers for (non-glaucomatous) nerve fibre bundle defects

    It may be tempting to make a glaucoma diagnosis in the presence of a nerve fibre bundle defect...

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  • Risk Score Predicting Primary Open-Angle Glaucoma Patients With Vascular Predisposition

    Purpose: We tested the hypothesis that a questionnaire-based risk score predicts the prevalence of patients with primary open-angle glaucoma (POAG)...

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    Risk Score Predicting Primary Open-Angle Glaucoma Patients With Vascular Predisposition

    Risk Score Predicting Primary Open-Angle Glaucoma Patients With Vascular Predisposition

    Purpose: We tested the hypothesis that a questionnaire-based risk score predicts the prevalence...

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  • Not every ring scotoma is due to glaucoma

    In advanced stages of glaucoma, patients may present with an annular scotoma, also known as ring scotoma, where the retinal sensitivity is...

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    Not every ring scotoma is due to glaucoma

    Not every ring scotoma is due to glaucoma

    In advanced stages of glaucoma, patients may present with an annular scotoma, also known as ring...

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  • Relationship between Blood Pressure and Rates of Glaucomatous Visual Field Progression

    Purpose: To examine the relationship between systemic arterial blood pressure (BP) and the rate of change in standard automated perimetry (SAP) in...

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    Relationship between Blood Pressure and Rates of Glaucomatous Visual Field Progression

    Relationship between Blood Pressure and Rates of Glaucomatous Visual Field Progression

    Purpose: To examine the relationship between systemic arterial blood pressure (BP) and the rate...

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  • Comparison of Outcomes of Deep Sclerectomy, Canaloplasty, and Viscocanaloplasty: A Multi-Centred Study

    Prcis: Deep sclerectomy (DS) and canaloplasty provide better intraocular pressure (IOP) control than viscocanalostomy. DS required less glaucoma...

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    Comparison of Outcomes of Deep Sclerectomy, Canaloplasty, and Viscocanaloplasty: A Multi-Centred Study

    Comparison of Outcomes of Deep Sclerectomy, Canaloplasty, and Viscocanaloplasty: A Multi-Centred Study

    Prcis: Deep sclerectomy (DS) and canaloplasty provide better intraocular pressure (IOP) control...

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  • Macular Oxygen Saturation in Glaucoma Using Retinal Oximetry of Visible Light Optical Coherence Tomography: A Pilot Study

    Purpose: A cross-sectional pilot study to compare macular oxygen saturation (sO2) and associated clinical measurements between normal and glaucoma...

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    Macular Oxygen Saturation in Glaucoma Using Retinal Oximetry of Visible Light Optical Coherence Tomography: A Pilot Study

    Macular Oxygen Saturation in Glaucoma Using Retinal Oximetry of Visible Light Optical Coherence Tomography: A Pilot Study

    Purpose: A cross-sectional pilot study to compare macular oxygen saturation (sO2) and associated...

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Gonioscopy should be performed using the minimal possible levels of illumination in order to reliably detect appositional angle closure

Tip of the month

Gonioscopy should be performed using the minimal possible levels of illumination in order to reliably detect appositional angle closure

The Science behind the Tip Anterior chamber angle width varies dramatically with illumination (figure and video in ref. 1) (1,2). Visible...

March 31, 2012

Cataract surgery after trabeculectomy: the effect on trabeculectomy function

Clinical paper of the month

Cataract surgery after trabeculectomy: the effect on trabeculectomy function

Author(s): Husain R, Liang S, Foster PJ, Gazzard G, Bunce C, Chew PT, Oen FT, Khaw PT, Seah SK, Aung T FRCS(Edin), Singapore National Eye Center,...

March 31, 2012

Multipotent Stem Cells from Trabecular Meshwork Become Phagocytic TM cells

Experimental Paper of the Month

Multipotent Stem Cells from Trabecular Meshwork Become Phagocytic TM cells

Author(s): Du Y, Roh DS, Mann MM, Funderburgh ML, Funderburgh JL, Schuman JS. UPMC Eye Center, Ophthalmology and Visual Science Research Center,...

March 31, 2012

Laser peripheral iridotomy does not usually result in long-term intraocular pressure control in patients with chronic angle-closure glaucoma

Tip of the month

Laser peripheral iridotomy does not usually result in long-term intraocular pressure control in patients with chronic angle-closure glaucoma

The Science behind the Tip The initial treatment of chronic angle-closure glaucoma is to undertake a laser peripheral iridotomy (PI) to prevent...

February 29, 2012

Outcomes of different management options for malignant glaucoma: a retrospective study

Clinical paper of the month

Outcomes of different management options for malignant glaucoma: a retrospective study

Author(s): Debrouwere V, Stalmans P, Van Calster J, Spileers W, Zeyen T, Stalmans I. Department of Ophthalmology, Kapucijnenvoer 33, 3000, Leuven,...

February 29, 2012

A New Approach to Assess Intracranial White Matter Abnormalities in Glaucoma Patients Changes of Fractional Anisotropy Detected by 3T Diffusion Tensor Imaging

Experimental Paper of the Month

A New Approach to Assess Intracranial White Matter Abnormalities in Glaucoma Patients Changes of Fractional Anisotropy Detected by 3T Diffusion Tensor Imaging

Author(s): Engelhorn T, Michelson G, Waerntges S, Hempel S, El-Rafei A, Struffert T, Doerfler A. Department of Neuroradiology, University of...

February 29, 2012

Trial lens artifacts can be easily distinguished from glaucomatous field defects

Tip of the month

Trial lens artifacts can be easily distinguished from glaucomatous field defects

The Science behind the Tip False depressions due to a misaligned trial lens or a lens holder which was placed too far from the patient's eye are...

January 31, 2012

Optic nerve sheath diameter in normal-tension glaucoma patients

Clinical paper of the month

Optic nerve sheath diameter in normal-tension glaucoma patients

Author(s): Jaggi GP, Miller NR, Flammer J, Weinreb RN, Remonda L, Killer HE. Kantonsspital Aarau, Buchserstrasse, CH-5001 Aarau, Switzerland;...

January 31, 2012

Vision deficits precede structural losses in a mouse model of mitochondrial dysfunction and progressive retinal degeneration

Experimental Paper of the Month

Vision deficits precede structural losses in a mouse model of mitochondrial dysfunction and progressive retinal degeneration

Author(s): Laliberté AM, Macpherson TC, Micks T, Yan A, Hill KA Department of Biology, The University of Western Ontario, London, Ontario N6A 5B7,...

January 31, 2012

In neovascular glaucoma, the immediate injection of intravitreal bevacizumab (Avastin®) usually results in rapid regression of iris new vessels and pain relief

Tip of the month

In neovascular glaucoma, the immediate injection of intravitreal bevacizumab (Avastin®) usually results in rapid regression of iris new vessels and pain relief

The Science behind the Tip Neovascular glaucoma is a devastating consequence of diseases like proliferative diabetic retinopathy and ischaemic...

December 31, 2011

The Association between Glaucomatous and Other Causes of Optic Neuropathy and Sleep Apnea.

Clinical paper of the month

The Association between Glaucomatous and Other Causes of Optic Neuropathy and Sleep Apnea.

Author(s): Stein JD, Kim DS, Mundy KM, Talwar N, Nan B, Chervin RD, Musch DC. Department of Ophthalmology and Visual Sciences, University of...

December 31, 2011

IOP-Induced Lamina Cribrosa Deformation and Scleral Canal Expansion: Independent or Related?

Experimental Paper of the Month

IOP-Induced Lamina Cribrosa Deformation and Scleral Canal Expansion: Independent or Related?

Author(s): Sigal IA, Yang H, Roberts MD, Grimm JL, Burgoyne CF, Demirel S, Downs JC. Ocular Biomechanics Laboratory. PURPOSE: To study the...

December 31, 2011

Genetic architecture of open angle glaucoma and related determinants

Experimental Paper of the Month

Genetic architecture of open angle glaucoma and related determinants

Author(s): Ramdas WD, Amin N, van Koolwijk LM, Janssens AC, Demirkan A, de Jong PT, Aulchenko YS, Wolfs RC, Hofman A, Rivadeneira F, Uitterlinden...

December 31, 2011

Washout periods vary significantly between glaucoma medications

Tip of the month

Washout periods vary significantly between glaucoma medications

The Science behind the Tip Knowledge of the washout periods for topical medications is crucial for the evaluation of the effects of their...

November 30, 2011

Shrinkage of the scleral canal during cupping reversal in children.

Clinical paper of the month

Shrinkage of the scleral canal during cupping reversal in children.

Author(s): Mochizuki H, Lesley AG, Brandt JD. Department of Ophthalmology and Vision Science, University of California, Davis; Department of...

November 30, 2011

Identification of a Novel Locus for Autosomal Dominant Primary Open Angle Glaucoma on 4q35.1-q35.2.

Experimental Paper of the Month

Identification of a Novel Locus for Autosomal Dominant Primary Open Angle Glaucoma on 4q35.1-q35.2.

Author(s): Porter LF, Urquhart JE, O'Donoghue E, Spencer AF, Wade EM, Manson FD, Black GC. School of Biomedicine, The University of Manchester,...

November 30, 2011

To prevent early hypotony with a non-valved aqeous shunt, always occlude the tube with a suture

Tip of the month

To prevent early hypotony with a non-valved aqeous shunt, always occlude the tube with a suture

The Science behind the Tip The safe use of non-valved aqueous shunt implants, such as the Baerveldt (Advanced Medical Optics, Inc., Irvine,...

October 31, 2011

Intraocular Pressure Control and Long-term Visual Field Loss in the Collaborative Initial Glaucoma Treatment Study

Clinical paper of the month

Intraocular Pressure Control and Long-term Visual Field Loss in the Collaborative Initial Glaucoma Treatment Study

Author(s): Musch DC, Gillespie BW, Niziol LM, Lichter PR, Varma R; CIGTS Study Group. Department of Ophthalmology and Visual Sciences, University...

October 31, 2011

24-Hour IOP Telemetry in the Non-human Primate: Implant System Performance and Initial Characterization of IOP At Multiple Timescales

Experimental Paper of the Month

24-Hour IOP Telemetry in the Non-human Primate: Implant System Performance and Initial Characterization of IOP At Multiple Timescales

Author(s): Downs JC, Burgoyne CF, Seigfreid WP, Reynaud JF, Strouthidis NG, Sallee V. Ocular Biomechanics Laboratory, Devers Eye Institute,...

October 31, 2011

Prostaglandin analogues should be avoided in patients with a history of herpes keratitis

Tip of the month

Prostaglandin analogues should be avoided in patients with a history of herpes keratitis

The Science behind the Tip Topical prostaglandins are commonly used as first-line and second-line therapy in patients with ocular hypertension and...

September 30, 2011

Vision loss and recovery after trabeculectomy: risk and associated risk factors

Clinical paper of the month

Vision loss and recovery after trabeculectomy: risk and associated risk factors

Author(s): Francis BA, Hong B, Winarko J, Kawji S, Dustin L, Chopra V. Doheny Eye Institute, Department of Ophthalmology, Keck School of Medicine,...

September 30, 2011

Activated retinal glia mediated axon regeneration in experimental glaucoma

Experimental Paper of the Month

Activated retinal glia mediated axon regeneration in experimental glaucoma

Author(s): Lorber B, Guidi A, Fawcett JW, Martin KR. Centre for Brain Repair, University of Cambridge, Cambridge, UK. Glaucoma, a leading cause of...

September 30, 2011

Trans-lamina cribrosa pressure difference correlated with neuroretinal rim area in glaucoma

Clinical paper of the month

Trans-lamina cribrosa pressure difference correlated with neuroretinal rim area in glaucoma

Author(s): Ren R, Wang N, Zhang X, Cui T, Jonas JB Beijing Institute of Ophthalmology, Beijing Tongren Eye Center, Beijing Tongren Hospital,...

August 31, 2011

During Glaucoma, {alpha}2-Macroglobulin Accumulates in Aqueous Humor and Binds to Nerve Growth Factor, Neutralizing Neuroprotection

Experimental Paper of the Month

During Glaucoma, {alpha}2-Macroglobulin Accumulates in Aqueous Humor and Binds to Nerve Growth Factor, Neutralizing Neuroprotection

Author(s): Bai Y, Sivori D, Woo SB, Neet KE, Lerner SF, Saragovi HU Lady Davis Institute-Jewish General Hospital PURPOSE: Glaucoma is an optic...

August 31, 2011

Lifestyle and risk of developing open-angle glaucoma: the Rotterdam study

Clinical paper of the month

Lifestyle and risk of developing open-angle glaucoma: the Rotterdam study

Author(s): Ramdas WD, Wolfs RC, Hofman A, de Jong PT, Vingerling JR, Jansonius NM. Department of Ophthalmology, Erasmus Medical Center Rotterdam,...

July 31, 2011