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Show notes Talking About Glaucoma #13 December 2010 Glaucoma Risk Factors
In this episode, Dr Nicolela and I discuss the risk factors for the development of glaucoma. This includes talking about the difference between risk factors for developing disease vs those for disease to progress. Much of our current knowledge is based on information from clilnical trials and population studies over the past decade. Bear in mind that still intraocular pressure remains as the single most important modifiable risk factor, even in normal tension glaucoma patients.
Some of the risk factors discussed include intraocular pressure (IOP), age, race (african americans and U.S. Latinos), pachymetry (corneal thickness), family history, and low perfusion pressure as well as signs that likely represent early manifestation of the disease itself such as vertical disc cupping and disc haemmorhages.
Dr Nicolela is Associate Professor and Fellowship Director in the Department of Ophthalmology & Visual Sciences at Dalhousie University.
Dr Marcelo Nicolela
Department of Ophthalmology & Visual Sciences
1278 Tower Road
Rm. 2035, 2 W Victoria
Halifax NS B3H 2Y9
Tel: (902) 473-3622
Fax: (902) 473-2839
Email: [email protected]
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Selected References
References for exfoliation as independent risk factor for glaucoma development:
• Päivi Puska. Unilateral exfoliation syndrome: conversion to bilateral exfoliation and to glaucoma: a prospective 10-year follow-up study. J Glaucoma. 2002;11(6):517-24.
• Grodum K, Heijl A, Bengtsson B. Risk of glaucoma in ocular hypertension with and without pseudoexfoliation. Ophthalmology. 2005;112(3):386-90.
Reference for exfoliation as risk factor for glaucoma progression:
• Leske MC, Heijl A, Hussein M, Bengtsson B, Hyman L, Komaroff E; Early Manifest Glaucoma Trial Group. Factors for glaucoma progression and the effect of treatment: the early manifest glaucoma trial. Arch Ophthalmol. 2003;121(1):48-56.
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This episode was recording during the Canadian Ophthalmogical Society 2010 Annual Meeting in Quebec City. The recording gear for this episode included the Blue Microphones YETI, MacBook Pro 2010 15.4”, LaCie Rugged External Drive and Audio Hijack Pro software. Fission was used to convert the audio file to AIFF for Levelator to balance the sound levels. The final audio editing, chapter markers, show notes and images were put together using Garage Band ‘11. I have a lot of fun doing this by myself and recording these interviews with my colleagues. Look for more episodes as I still have another couple that are recorded that I have to edit.
Opinions expressed in this podcast are those of the speakers and are not intended to be taken as the standard of care for glaucoma treatment. Please always weigh the complete clinical picture and involve patients with any decisions in their care.
Robert M Schertzer, MD, MEd, FRCSC
Clinical Associate Professor
Dept of Ophthalmology & Visual Sciences
University of British Columbia
[email protected]
http://iguy.tv/podcast
http://iguy.tv is now set-up as a page to connect you to all my bits and bytes all over the web; go to that landing page as a convenient one-stop hub to all my activities
Work - http://westcoastglaucoma.com
or http://iguy.tv/office
Twitter - http://twitter.com/robschertzer
or http://iguy.tv/twitter
Blog - http://wholelottarob.com
or http://iguy.tv/blog
© Robert M Schertzer MD Inc, 2010
In this episode, Mr Foster and I discuss angle closure glaucoma focusing on epidemiology, mechanism and treatment (iridotomy and cataract extraction.)
Mr Paul Foster a consultant glaucoma specialist with a particular interest in angle-closure glaucoma. He runs the only specialist clinic for angle-closure glaucoma in Europe at Moorfields Eye Hospital. He has had extensive clinical and research training in glaucoma in London, Oxford and Singapore.
Robert M Schertzer, MD, MEd, FRCSC
Clinical Associate Professor
Dept of Ophthalmology & Visual Sciences
University of British Columbia
[email protected]
http://iguy.tv/podcast
http://iguy.tv is now set-up as a page to connect you to all my bits and bytes all over the web; go to that landing page as a convenient one-stop hub to all my activities
Work - http://westcoastglaucoma.com
or http://iguy.tv/office
Twitter - http://twitter.com/robschertzer
or http://iguy.tv/twitter
Blog - http://wholelottarob.com
or http://iguy.tv/blog
© Robert M Schertzer MD Inc, 2010
In this episode, Drs Schuman, Burgoyne and I discuss optic nerve and nerve fiber layer iimaging in glaucoma. To clarify the different modalities, the Confocal Scanning Laser Ophthalmoscope (CSLO) has been popularized as the Heidelberg Engineering device, current version being the HRT 3; the Scanning Laser Polarimeter is the GDx machine, and; the original Optical Coherence Tomography unit and its next 2 generations were popularized by Zeiss and use Time Domain scanning whereas the latest technology uses Spectral Domain technology to achieve much higher resolution with the Spectralis OCT made by Heidelberg Engineering.
Robert M Schertzer, MD, MEd, FRCSC
Clinical Associate Professor
Dept of Ophthalmology & Visual Sciences
University of British Columbia
[email protected]
http://iguy.tv/podcast
http://iguy.tv is now set-up as a page to connect you to all my bits and bytes all over the web; go to that landing page as a convenient one-stop hub to all my activities
Work - http://westcoastglaucoma.com
or http://iguy.tv/office
Twitter - http://twitter.com/robschertzer
or http://iguy.tv/twitter
Blog - http://wholelottarob.com
or http://iguy.tv/blog
© Robert M Schertzer MD Inc, 2010
In this episode, Dr Damji and I discuss the use of Selective Laser Trabeculoplasty (SLT) in treating patients with open angle glaucoma. The conversation includes a comparison of this to Argon Laser Trabeculoplasty (ALT), the step-wise approach to treating patients with glaucoma and where the SLT might fit it. We also cover the burning question of the repeatability of this treatment modality as well as its contraindications.
Robert M Schertzer, MD, MEd, FRCSC
Clinical Associate Professor
Dept of Ophthalmology & Visual Sciences
University of British Columbia
[email protected]
http://iguy.tv/podcast
http://iguy.tv is now set-up as a page to connect you to all my bits and bytes all over the web; go to that landing page as a convenient one-stop hub to all my activities
Work - http://westcoastglaucoma.com
or http://iguy.tv/office
Twitter - http://twitter.com/robschertzer
or http://iguy.tv/twitter
Blog - http://wholelottarob.com
or http://iguy.tv/blog
© Robert M Schertzer MD Inc, 2010
In this episode, Dr Hom and I discuss things to consider in purchasing a Visual Field machine for your practice. We look at the choice based on the scope of your practice, networking, and sharing your data with colleagues. (See AAC version for complete show notes.)
Robert M Schertzer, MD, MEd, FRCSC
Clinical Associate Professor
Dept of Ophthalmology & Visual Sciences
University of British Columbia
[email protected]
http://iguy.tv/podcast
http://iguy.tv is now set-up as a page to connect you to all my bits and bytes all over the web; go to that landing page as a convenient one-stop hub to all my activities
Work - http://westcoastglaucoma.com
or http://iguy.tv/office
Twitter - http://twitter.com/robschertzer
or http://iguy.tv/twitter
Blog - http://wholelottarob.com
or http://iguy.tv/blog
© Robert M Schertzer MD Inc, 2009
In this episode, Cindy Hutnik and I discuss Central Corneal Thickness and how we use it as part of assessing patients with glaucoma.
Robert M Schertzer, MD, MEd, FRCSC
Clinical Associate Professor
Dept of Ophthalmology & Visual Sciences
University of British Columbia
[email protected]
http://iguy.tv/podcast
http://iguy.tv is now set-up as a page to connect you to all my bits and bytes all over the web; go to that landing page as a convenient one-stop hub to all my activities
Work - http://westcoastglaucoma.com
or http://iguy.tv/office
Twitter - http://twitter.com/robschertzer
or http://iguy.tv/twitter
Blog - http://wholelottarob.com
or http://iguy.tv/blog
© Robert M Schertzer MD Inc, 2009
In this second part of a two part conversation, we discuss the risk factors for progression in Normal Tension Glaucoma as determined by the Normal Tension Glaucoma Study.
Robert M Schertzer, MD, MEd, FRCSC
Clinical Associate Professor
Dept of Ophthalmology & Visual Sciences
University of British Columbia
[email protected]
http://iguy.tv/podcast
http://iguy.tv is now set-up as a page to connect you to all my bits and bytes all over the web; go to that landing page as a convenient one-stop hub to all my activities
Work - http://westcoastglaucoma.com
or http://iguy.tv/office
Twitter - http://twitter.com/robschertzer
or http://iguy.tv/twitter
Blog - http://wholelottarob.com
or http://iguy.tv/blog
© Robert M Schertzer MD Inc, 2009
Talking with Stephen Drance in part 1 of 2 about the Collaborative Normal Tension Glaucoma studies: how IOP effects NTG and the natural history of the disease.
Robert M Schertzer, MD, MEd, FRCSC
Clinical Associate Professor
Dept of Ophthalmology & Visual Sciences
University of British Columbia
[email protected]
http://iguy.tv/podcast
http://iguy.tv is now set-up as a page to connect you to all my bits and bytes all over the web; go to that landing page as a convenient one-stop hub to all my activities
Work - http://westcoastglaucoma.com
or http://iguy.tv/office
Twitter - http://twitter.com/robschertzer
or http://iguy.tv/twitter
Blog - http://wholelottarob.com
or http://iguy.tv/blog
© Robert M Schertzer MD Inc, 2009
Discussing the Disc Damage Likelihood Scale (DDLS) with Jeffery Hederer.
Robert M Schertzer, MD, MEd, FRCSC
Clinical Associate Professor
Dept of Ophthalmology & Visual Sciences
University of British Columbia
[email protected]
http://iguy.tv/podcast
http://iguy.tv is now set-up as a page to connect you to all my bits and bytes all over the web; go to that landing page as a convenient one-stop hub to all my activities
Work - http://westcoastglaucoma.com
or http://iguy.tv/office
Twitter - http://twitter.com/robschertzer
or http://iguy.tv/twitter
Blog - http://wholelottarob.com
or http://iguy.tv/blog
© Robert M Schertzer MD Inc, 2009
A talk with Mark Lesk on systemic vascular endothelial dysfunction and how this pertains clinically to glaucoma. The balance between vasodilation from nitric oxide and vasoconstriction from endothelin-1.
Robert M Schertzer, MD, MEd, FRCSC
Clinical Associate Professor
Dept of Ophthalmology & Visual Sciences
University of British Columbia
[email protected]
http://iguy.tv/podcast
http://iguy.tv is now set-up as a page to connect you to all my bits and bytes all over the web; go to that landing page as a convenient one-stop hub to all my activities
Work - http://westcoastglaucoma.com
or http://iguy.tv/office
Twitter - http://twitter.com/robschertzer
or http://iguy.tv/twitter
Blog - http://wholelottarob.com
or http://iguy.tv/blog
© Robert M Schertzer MD Inc, 2009
From the publisher's feed
A podcast of indeterminant length and frequency that I launched in 2009. In each episode, I talk with a colleague about a hot topic in glaucoma. Help prevent progressive loss of vision by staying informed.
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