23 November 23-26, 2011 Starting at 08:00am
San Francisco Moscone Center, 603 Red River St
tickets from $120 Register Today >

Papers and posters

Poster presentation schedule

Presentations daily by subspecialty: 10:00 – 10:45 AM
Posters will be displayed for the duration of the meeting (Friday to Sunday)
COS Annual Meeting Exhibit Hall – Québec City Convention Centre

Friday, June 14

Saturday, June 15

Sunday, June 16

Friday, June 14

Glaucoma

  1. Evaluating a novel ab-externo technique for implantation of XEN gel stent in eyes with previous failed glaucoma surgery
    Armin Abadeh, David Yan, Iqbal (Ike) Ahmed
  2. Incidence of steroid-induced IOP elevation following phacoemulsification cataract extraction (PCE) combined with trabecular micro-bypass stent or ab interno trabeculectomy
    Maryam Abtahi, Chris J. Rudnisky, Samir Nazarali, Karim F. Damji
  3. Patient perception of generic glaucoma eye medication as compared to their brand-name counterpart
    Steven Alchi, Arbaaz Patel, Sharnjit Bains, Enitan Sogbesan
  4. Ophthalmology competency based medical education structured technical assessment rubric (OSTAR) for gonioscopy assisted transluminal trabeculotomy (GATT)
    Anish Arora, Samir Nazarali, Dani Wang, Helen Chung, Matthew B. Schlenker, Malcolm Gooi, Patrick Gooi
  5. A comparison between standard of care full field electroretinogram (ERG) and the envoy pattern ERG in glaucoma subjects
    Shveta Bali, Irfan Kherani, Herman Asma, Lynca Kantungane, Garfield Miller, Stuart Coupland
  1. HOT TOPIC Trabeculectomy: Comparison of long term efficacy of injection or sponge application of mito-mycin-c
    Mathieu Carrière, Caroline Lajoie, Emmanuelle Chalifoux
  2. First Prize, COS Awards of Excellence Improving glaucoma surgery with the small molecule ALK-5 inhibitor SB-431542
    Jim T. Denstedt, James J. Armstrong, Cindy M. L. Hutnik
  3. Study of the concentration-dependent structural effects of pilocarpine on the anterior segment of the eye
    Daniel Peretz, Gerardo Discepola, Hady Saheb
  4. Gonioscopy-assisted transluminal trabeculotomy: A retrospective review of cases with 6 month follow up
    Gavin Docherty, Paul Crichton, Carolyn Lee, Natalia Maes, Louise Robinson, Paul Mackenzie, Steven Schendel
  5. Intermediate term outcomes of superior or inferior ab-externo SIBS microshunt in refractory eyes
    Georges Durr, Matthew B. Schlenker, Evan Michaelov, Iqbal (Ike) Ahmed
  6. The psychosocial impact of glaucoma: Preliminary results regarding depression
    Michael L. Groff, Bohmyi Choi, Monali Malvankar
  7. The effects of timolol and brimonidine on lymphatic drainage from the eye
    Joseph Hanna, Yeni Yucel, Xun Zhou, Nayeon Kim, Neeru Gupta
  8. HOT TOPIC Cost of failing to modernize the fee schedule for minimally invasive glaucoma surgery in Ontario
    Shicheng (Tony) Jin, Yvonne M. Buys
  9. Cost-related nonadherence with topical glaucoma medications in patients aged 25-64
    Dov B. Kagan, Graham E. Trope, Yvonne M. Buys, Yaping Jin
  10. Laser trabeculoplasty practice patterns of Canadian ophthalmologists
    Elizabeth Y. Lee, Forough Farrokhyar, Enitan Sogbesan
  11. Retinal vein occlusion in primary angle closure suspects (PACS), primary angle closure (PAC) and Primary angle closure glaucoma (PACG) patients: A prospective case-control study
    Cody Li, Ali Salimi, Harrish Nithianandan, Alaa Mofti, Jesia Hasan, John Galic, John Chen, Hady Saheb
  12. Medium term outcomes of multiple trabecular microbypass stents in combination with phacoemulsification
    Taylor Lukasik, Nick Andrew, Jithin Yohannan, Iqbal (Ike) Ahmed
  13. Intermediate term outcomes of first generation trabecular microbypass stents and second generation stents in combination with phacoemulsification
    Taylor Lukasik, Jithin Yohannan, Iqbal (Ike) Ahmed, Devesh Varma, Diamond Tam
  14. Intermediate term outcomes of SIBS microshunt alone or in combination with phacoemulsification
    Evan Michaelov, Matthew B. Schlenker, Georges Durr, Iqbal (Ike) Ahmed
  15. Health state measurement of glaucoma patients
    Keean Nanji, Gurkaran Sarohia, Dominik Podbielski, Kevin Kennedy
  16. EHCO interprofessional eye-care guidelines: Awareness, perspectives and practice of eye-care professionals
    Laura Nguyen, Sharan Bains, Enitan Sogbesan
  17. Effectiveness and risk factors for failure of an ab interno gel stent in the management of open angle glaucoma
    Saama Sabeti, Sangsu Han, Garfield Miller, Robert L. Chevrier, David Marshall, Ralf Buhrmann
  18. The effect of topical corticosteroid therapy on early postoperative intraocular pressure profile of patients undergoing combined cataract and trabecular micro-bypass surgery
    Ali Salimi, Aaron Winter, Cody Li, Paul Harasymowycz, Hady Saheb
  19. HOT TOPIC Intra- and inter-hemispheric travelling wave propagation of rivalry dominance in early glaucoma
    Saba Samet, Graham E. Trope, Esther G. Gonzalez, Luminita Tarita-Nistor
  20. Intraocular pressure spikes following therapeutic intravitreal injections are correlated with ocular rigidity
    Diane N. Sayah, Javier Mazzaferri, Renaud Duval, Flavio Rezende, Santiago Costantino, Mark R. Lesk
  21. Intermediate term outcomes of ab-interno gelatin microstent implantation alone or in combination with phacoemulsification: Canadian multicentre review
    Fady Sedarous, Matthew B. Schlenker, Andrei-Alexandru Szigiato, Husayn Gulamhusein, Paul Harasymowycz, Michael Dorey, Maryam Abtahi, Barend Zack, Delan Jinapriya, Iqbal (Ike) Ahmed
  22. HOT TOPIC Post-operative outcomes of the ab-interno gelatin microstent with and without phacoemulsification: Preliminary results
    Andrei-Alexandru Szigiato, Samir Touma, Samir Jabbour, Younes Agoumi, Harmanjit Singh
  23. Gonioscopy-assisted transluminal trabeculotomy and trabecular micro-bypass stent cost-effectiveness analysis
    Danielle Wentzell, Malcolm Gooi, Bryce Ford, Patrick Gooi
  24. Efficacy and safety of micropulse cyclophotocoagulation in patients with ocular hypertension and glaucoma
    Qayim Kaba, Eric Tam, Sohel Somani, Darana Yuen
  25. Corneal endothelium decompensation in patients with chronic hypotony after glaucoma surgery
    Tianwei Ellen Zhou, Diane Sayah, Mark Lesk

Oculoplastic and Reconstructive Surgery

  1. Case report – Central retinal artery occlusion with partial ophthalmic artery occlusion after cosmetic dermal filler injection
    Zhi Hong Toh, John Tsia-Chuen Kan, Chee Chew Yip

Uveitis

  1. Peripapillary retinal nerve fiber layer thickness variation in anterior uveitis and intermediate uveitis
    Elianne De Larochellière, Isabelle Schmit, David Simonyan, Simon Couture
  2. Herpes zoster ophthalmicus presenting as diffuse anterior and posterior scleritis and orbital myositis
    Shaobo Lei, Imran Jivraj, Nupura Bakshi
  3. Application of ozurdex in the treatment of intermediate, posterior and panuveitis: A systematic review of the current evidence
    Saanwalshah S. Saincher, Chloe Gottlieb
Saturday, June 15

Cataract Surgery

  1. Incidence of perioperative systemic hypertension in phacoemulsification surgery
    Alexandra N. Budure, James J. Armstrong, Jillian Belrose, Cindy Ly, Cindy M. L. Hutnik
  2. Impact of blue-filtering intraocular lenses implant on exudative age-related macular degeneration: A case-control study
    Thierry Hamel, Serge Bourgault, Patrick Rochette, Justine Rheault
  3. Adjusting the Scheimpflug total corneal power in intraocular lens power calculation in eyes that have undergone keratorefractive surgery
    Mona Koaik, Carl-Joe Mehanna, Bahaa Noureddine, Shady Awwad
  4. Delayed disc swelling in Irvine-Gass syndrome: Two case reports
    John Tsia-Chuen Kan, Zhi Hong Toh, Benjamin Julian Chong Ming Chang

Cornea, External Disease and Refractive Surgery

  1. Retreatment rate after topography guided photorefractive keratectomy (TG PRK) for post-keratoplasty astigmatism (PKA) using two lasers
    Albert Covello, Simon P. Holland, David T.C. Lin, Geoffrey Ching, Nikhil Dewan
  2. Topography-guided photorefractive keratectomy for correction of irregular astigmatism following penetrating keratoplasty
    Albert Covello, Simon P. Holland, David T.C. Lin, Samuel Arba Mosquera
  3. Concomitant herpetic keratitis and acute retinal necrosis
    Nikhil Dewan, Wendy Ming, Sonia N. Yeung, Alfonso Iovieno
  4. Interface keratitis following lamellar keratoplasty – a retrospective case series
    Jennifer Ling, Grace Qiao, Titus Wong, Sonia N. Yeung, Alfonso Iovieno
  5. Soft contact lens wear following Boston keratoprosthesis type 1 implantation
    Jiaru Liu, Mona H. Dagher
  6. HOT TOPIC Transepithelial versus epithelium-off corneal collagen cross-linking for corneal ectasia: A systematic review and meta-analysis
    Siddharth Nath, Carl Shen, Alex Koziarz, Laura Banfield, Mark A. Fava, William G. Hodge
  7. Compared effectiveness of Dresden-protocol versus pulsed-accelerated crosslinking for halting keratectasia in progressive keratoconus
    Liam M. O’Sullivan, Davin Johnson, Ankur Ralhan
  8. The effect of ophthalmic antibiotics on the ocular surface microbiome and its association with ocular surface disease: A prospective study of patients undergoing cataract surgery
    Jacob Rullo, Yao Wang, Isabella Irrcher, Mark Bona, Stephanie Baxter
  9. Rates of dry eye after refractive surgery: A systematic review and meta-analysis
    Raman-Deep S. Sambhi, Gagan Deep S. Sambhi, Monali Malvankar, Rookaya Mather
  10. Impact of dry eye disease on work performance and productivity: A systematic review and meta-analysis
    Gayathri Sivakumar, Janhavi Patel, Garmen Ng, Rookaya Mather, Monali Malvankar
  11. Management of patients with neuropathic corneal pain
    Jaime C. Sklar, Vishakha Thakrar, Raymond Stein, Clara C. Chan
  12. Second Prize, COS Awards of Excellence Long Term Visual Outcomes of the Boston Keratoprosthesis Type I
    Andrei-Alexandru Szigiato, Cristina Bostan, Taylor Nayman, Mona H. Dagher
  13. Lifitegrast efficacy and safety for treatment of dry eye disease: Overview of 5 randomized controlled trials
    Pierre Trottier, Mahshad Darvish-Zargar, Eric D. Donnenfeld, Edward J. Holland, Kelly K. Nichols, Mohamed Hamdani, Amir Shojaei

Paediatric Ophthalmology

  1. Two children with mucolipidosis type IV: Corneal imaging with optical coherence tomography and novel MCOLN1 mutation
    Patrick Hamel, Cristina Bostan, Grant Mitchell, Benjamin Ellezam, Jean-François Soucy, Mona H. Dagher
  2. Ophthalmology referral as part of a multidisciplinary approach to suspected abusive head trauma
    Laura Donaldson, Gloria Isaza, Burke Baird, Varun Chaudhary
  3. Incomplete retinal vascularization in a patient with Joubert syndrome: A case report
    Catherine Liu, Ayesha Khan
  4. Recovery of stereopsis after strabismus surgery in x-linked ocular albinism
    Jingyi Ma, Maya Tong, Ian M. MacDonald
  5. Treatment of acquired, progressive EsoHypotropia associated with high myopia: A surgical adventure
    Gareth D. Mercer, Michael Flanders
  6. Isolated congenital bilateral lacrimal gland agenesis – A case series and literature review
    Milad Modabber, Nebras Alghazawi, Rami Darwich, Laura Russell, Ayesha Khan
  7. HOT TOPIC Clinical outcomes of intravitreal bevacizumab compared to laser photocoagulation in retinopathy of prematurity: 11-year retrospective study
    Prima Moinul, Varun Chaudhary, Ashlyn Pinto, Gloria Isaza
  8. Systematic review of use of neuromuscular blocking drugs during strabismus surgery
    Yi Ning J. Strube, Caberry Yu
Sunday, June 16

Neuro-ophthalmology

  1. Phosphodiesterase-5 inhibitor and excessive dosing of antihypertensive drug causing non arteritic anterior ischemic optic neuropathy—a double whammy for the optic nerve!
    Samuel A. Minaker, Arun Sundaram
  2. Features and management of strabismus from skull base chordoma: A case series
    Georges Nassrallah, Michael Flanders
  3. Traumatic optic tract syndrome with a decade-old head trauma
    Solin Saleh, Jack Mouhanna, Danah Albreiki
  4. Acute orbital myositis preceding skin rash of herpes zoster ophthalmicus
    Angela Zhang

Ocular Regenerative Medicine

  1. Sustained delivery of protein therapeutics to the back of the eye using novel hydrogel scaffold
    Ben Muirhead, Todd Hoare, Heather Sheardown

Public Health and Global Ophthalmology

  1. A two-year-old girl in Tanzania with crying tears of blood
    Marie-Josée Aubin, Laura Reyes, Daniel Martinez, Marie-Claude Bottineau, James Oestreicher, William Mapham, Jan Hajek
  2. Drs. Walter Wright and Alexander E. MacDonald: The First World War and its influence on ophthalmology in Canada
    Michael T. Kryshtalskyj, Bradley St. Croix, Chryssa N. McAlister
  3. Canadian national survey for tonometer disinfection in ophthalmology clinics
    Dina Moinul, Prima Moinul, Patricia Harvey
  4. The trend in publication rate of abstracts presented at the Canadian Ophthalmological Society annual meetings: 2010-2015
    Sarah J. Mullen, Jenny Qian, Tiandra Ceyhan, Michael Nguyen, Sabrina Chaudhry, Forough Farrokhyar, Varun Chaudhary
  5. Carbon footprint of cataract surgery – Are we missing a wake up call?
    Madhu Uddaraju

Retina

  1. Examining the relationship between diabetic retinopathy, diabetic macular edema, and obstructive sleep apnea
    Ahmad Al-Awadi, Qayim Kaba, Sohel Somani
  2. Does education, gender, or household income affect outcomes of retinal detachment repair: The Canadian experience
    Parnian Arjmand, John Adam McLaughlin, Mohamed Soliman, Raymond Ko, Bernard Hurley, Michael Dollin
  3. Mental health disease and cancer as predictors of poor visual outcomes in patients with proliferative vitreoretinopathy
    Parnian Arjmand, Harrish Nithianandan, Eric K. Chin, David R. P. Almeida
  4. Oguchi disease: A tale of two fundi
    Brian G. Ballios, Radha Kohly, Rajeev Muni, Daniel Weisbrod, Tom Wright, Peng Yan
  5. Retrospective review of outcomes following pneumatic retinopexy in patients with primary rhegmatogenous retinal detachment
    Motaz Bamakrid, Quratulain Paracha, Shicheng Jin, Caroline Lampert Francisconi, Verena Juncal, Rajeev Muni
  6. A family affair: Two father-son pairs with familial optic disc pits
    Devin Betsch, Andrew Orr, R. Rishi Gupta
  7. Patient comfort after antisepsis with povidone-iodine or chlorhexidine for intravitreal injection
    Marvi K. Cheema, C. Maya Tong, Uriel Rubin, Tyler Henry, Rizwan Somani, Matthew T. S. Tennant
  8. Internal chandelier-assisted macular buckling for myopic foveoschisis
    Adam P. Deveau, Parampal S. Grewal, Mark E. Seamone, Mark Greve, R. Rishi Gupta
  9. Incorporation of the diagnosys D341 envoy electrophysiology systems into the clinical setting
    Aya El koussy, Karen Liu, Ange-Lynca Kantungane, Stuart Coupland
  10. HOT TOPIC Status of the central retinal artery post-intravitreal injection in patients with intact gross visual acuity
    Danica R. Kindrachuk, Joshua Manusow, Frank Stockl
  1. Evaluation of the RETeval 30Hz Flicker ERG in the assessment of adult diabetic patients
    Sylia Mohand-Said, Lynca Kantungane, Nadia Sayed, Vanja Popovic, Stuart Coupland
  2. Patient comfort and preference for aqueous chlorhexidine compared to povidone-iodine as antisepsis for intra-vitreal injection preparations
    Rahul Moorjani, Monique Munro, Feisal Adatia
  3. Texture analysis of digital fundus photographs: A quantitative algorithm for teleophthalmology
    Damien Pike, Ahmad Sidiqi, Justin French, Xavier Campos-Moller, Efrem Mandelcorn, Tom Sheidow, James H. Whelan
  4. Treatment of large and persistent macular holes using subretinal amniotic membrane transplant
    Michael Politis, John C. Chen
  5. Assessing the extent of diabetic retinopathy in an inpatient psychiatric population
    Jenny Qian, Amirthan Sothivannan, Joshua Barbosa, Varun Chaudhary
  6. Practice patterns of Canadian retina specialists in the management of postoperative endophthalmitis
    Jessica Ruzicki, Si Xi Zhao, Isabella Irrcher, Wilma Hopman, Paul Yan, Rishi Gupta, Sanjay Sharma, Manpartap Bal
  7. Choroidal detachment containing metastatic cells of undiagnosed malignancy: A case series
    Nirojini Sivachandran, Lauri De Nicola, Shaheer Aboobaker, Hatem Krema, Filiberto Altomare
  8. Third Prize, COS Awards of Excellence Amyloid-β localization in the human retina: Exploring potentials of early and non-invasive ocular detection of Alzheimer’s disease
    Qinyuan (Alis) Xu, Sieun Lee, Veronica Hirsch-Reinshagen, Ian Mackenzie, Robin Hsiung, Geoffrey Charm, Elliott To, Kailun Jiang, Alice Liu, Marinko Sarunic, Mirza Faisal Beg, Jing Cui, Eleanor To, Joanne Matsubara
  9. Comparing bevacizumab and ranibizumab for treatment of neovascular age-related macular degeneration: A meta-analysis of noninferiority randomized controlled trials
    Xiaotang Wang, Ying Wang
  10. Iluvein real world evidence: Intraocular pressure outcomes in patients receiving 0.19 mg fluocinolone acetonide intravitreal implant for diabetic macular edema
    Pradeepa Yoganathan
  11. The effectiveness of ocriplasmin vs. surgery for the treatment of macular holes: A systematic review
    Brian Yu, Tom Sheidow, Raman-Deep Sambhi, Phil Hooper, Monali Malvankar-Mehta

Vision Rehabilitation

  1. Quality of life of low vision patients: A systematic review and meta-analysis
    Manav Nayeni, Monali Malvankar