4,618 results match your criteria Canadian Journal of Ophthalmology[Journal]


Bilateral isolated choroidal melanocytosis with isoautofluorescence.

Can J Ophthalmol 2018 Jun 26;53(3):e97-e99. Epub 2017 Oct 26.

School of Optometry and Vision Science, University of Waterloo, Waterloo, Ont.

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Unilateral retinitis pigmentosa: clinical and electrophysiological diagnosis.

Can J Ophthalmol 2018 Jun 25;53(3):e94-e97. Epub 2017 Sep 25.

Sri Sankaradeva Nethralaya, Guwahati, India.

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Recurrent visual field defect associated with migraine resulting in a hemiretinal artery occlusion.

Can J Ophthalmol 2018 Jun 6;53(3):e92-e94. Epub 2017 Nov 6.

University of Toronto, Toronto, Ont. Electronic address:

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Simple technique to avoid capsular block syndrome in femtosecond laser-assisted cataract surgery.

Can J Ophthalmol 2018 Jun 1;53(3):e90-e92. Epub 2017 Dec 1.

Massachusetts Eye & Ear Infirmary/Boston Eye Group, Boston, MA. Electronic address:

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Novel ocular findings with 5p deletion and partial trisomy of distal 4q.

Can J Ophthalmol 2018 Jun 27;53(3):e89-e90. Epub 2017 Oct 27.

Torbay and South Devon NHS Foundation Trust, Torquay, U.K.

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Mutational spectrum of the CYP1B1 gene in Iranain primary congenital glaucoma family.

Can J Ophthalmol 2018 Jun 26;53(3):e87-e89. Epub 2017 Oct 26.

Shahid Beheshti University of Medical Science, Tehran, Iran.

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Bilateral idiopathic dacryoadenitis associated with bony erosions mimicking lacrimal gland malignancy.

Can J Ophthalmol 2018 Jun 24;53(3):e84-e87. Epub 2017 Nov 24.

Department of Ophthalmology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea. Electronic address:

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June 2018
9 Reads

Vision rehabilitation with biofeedback training.

Can J Ophthalmol 2018 Jun 21;53(3):e83-e84. Epub 2017 Dec 21.

University of Toronto, Toronto, Ont. Electronic address:

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Small-pupil cataract surgery with/without hooks using femtosecond laser with fluid interface.

Can J Ophthalmol 2018 Jun 24;53(3):e124-e127. Epub 2017 Nov 24.

Sussex Eye Hospital, Brighton & Sussex University Hospitals NHS Trust, Brighton, United Kingdom.

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Unusual ocular presentation in a patient with lichen planus.

Authors:
Samir S Shoughy

Can J Ophthalmol 2018 Jun 23;53(3):e122-e124. Epub 2017 Nov 23.

The Eye Center and The Eye Foundation for Research in Ophthalmology, Riyadh, Saudi Arabia. Electronic address:

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Conjunctival-limbal allografts in graft-versus-host disease using same HLA-identical bone marrow transplantation donor.

Can J Ophthalmol 2018 Jun 26;53(3):e120-e122. Epub 2017 Oct 26.

Cincinnati Eye Institute, Cincinnati, OH; Department of Ophthalmology, University of Cincinnati, Cincinnati, OH. Electronic address:

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Unilateral transient vision loss associated with an opacified Onodi cell.

Can J Ophthalmol 2018 Jun 24;53(3):e117-e120. Epub 2017 Nov 24.

Gavin Herbert Eye Institute, University of California-Irvine, Irvine, CA. Electronic address:

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Late-onset Leber hereditary optic neuropathy presenting after intraocular surgery.

Can J Ophthalmol 2018 Jun 6;53(3):e115-e117. Epub 2017 Nov 6.

Manchester Royal Eye Hospital, Manchester University Hospitals NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, UK.

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Bilateral disc edema in hypertensive emergency.

Can J Ophthalmol 2018 Jun 27;53(3):e113-e115. Epub 2017 Nov 27.

Baylor College of Medicine, Houston, TX; Blanton Eye Institute, Department of Ophthalmology, Houston Methodist Hospital, Houston, TX; Department of Ophthalmology and Visual Sciences, University of Texas Medical Branch, Galveston, TX; Departments of Ophthalmology, Neurology, and Neurosurgery, Weill Cornell Medicine, New York, NY; Section of Ophthalmology, The UT MD Anderson Cancer Center, Houston, TX. Electronic address:

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Conjunctival Kaposi's sarcoma with orbital extension in an HIV-negative man.

Can J Ophthalmol 2018 Jun 2;53(3):e111-e113. Epub 2017 Dec 2.

MUHC-McGill Ocular Pathology Laboratory, McGill University, Montreal, Que.

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Mantle cell lymphoma: conjunctival mass in a female patient.

Can J Ophthalmol 2018 Jun 25;53(3):e109-e111. Epub 2017 Oct 25.

Department of Ophthalmology, University of North Carolina, Chapel Hill, NC.

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Unilateral isolated foveal hypoplasia.

Can J Ophthalmol 2018 Jun 31;53(3):e107-e109. Epub 2017 Oct 31.

Department of Ophthalmology, Western University, St. Joseph's Hospital, London, Ont.

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Effect of topical dorzolamide therapy on cystoid macular edema in hydroxychloroquine retinopathy.

Can J Ophthalmol 2018 Jun 28;53(3):e103-e107. Epub 2018 Mar 28.

Kosin University College of Medicine, Busan, Korea.

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Eye care utilization and its determinants in Canada.

Can J Ophthalmol 2018 Jun 9;53(3):298-304. Epub 2018 Mar 9.

Faculty of Medicine, School of Epidemiology and Public Health, University of Ottawa, Ottawa, Ont.; Department of Ophthalmology, Université de Montréal, Montreal, Que; Hôpital Maisonneuve-Rosemont, Montreal, Que; Ottawa Hospital Research Institute, Ottawa, Ont.. Electronic address:

Objective: To provide the frequency and potential determinants of eye care utilization over the last 12 months among Canadians between the ages of 45 and 85 years old.

Design: Cross-sectional population-based study.

Participants: 30,097 people in the Comprehensive Cohort of the Canadian Longitudinal Study on Aging. Read More

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Prevalence and determinants of visual impairment in Canada: cross-sectional data from the Canadian Longitudinal Study on Aging.

Can J Ophthalmol 2018 Jun 12;53(3):291-297. Epub 2018 Mar 12.

Faculty of Medicine, School of Epidemiology and Public Health, University of Ottawa, Ottawa, Ont.; Department of Ophthalmology, Université de Montréal, Montreal, Que; Hôpital Maisonneuve-Rosemont, Montreal, Que; Ottawa Hospital Research Institute, Ottawa, Ont.. Electronic address:

Objective: To determine the prevalence and determinants of visual impairment in Canada.

Design: Cross-sectional population-based study.

Participants: 30,097 people in the Comprehensive Cohort of the Canadian Longitudinal Study on Aging METHODS: Inclusion criteria included being between the ages of 45 and 85 years old, community-dwelling, and living near one of the 11 data collection sites across 7 Canadian provinces. Read More

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Outcomes of Boston keratoprosthesis type 1 reimplantation: multicentre study results.

Can J Ophthalmol 2018 Jun 11;53(3):284-290. Epub 2017 Dec 11.

Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School, Boston, MA. Electronic address:

Objective: To investigate the visual and anatomical outcomes of Boston keratoprosthesis (Kpro) type 1 reimplantation.

Design: Subgroup analysis of multicentre prospective cohort study.

Participants: Of 303 eyes that underwent Kpro implantation between January 2003 and July 2008 by 1 of 19 surgeons at 18 medical centres, 13 eyes of 13 patients who underwent reimplantation of Boston Kpro type 1 were compared with 13 eyes of 13 diagnosis-matched patients who underwent initial implantation. Read More

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June 2018
2 Reads

Opinions on corrective refractive surgery.

Can J Ophthalmol 2018 Jun 1;53(3):278-283. Epub 2017 Dec 1.

University of Calgary, Calgary, Alta.

Objective: To investigate public perception that ophthalmologists are hesitant to undergo refractive surgery by determining the personal opinions of ophthalmologists on different surgical options.

Design: Prospective cross-sectional survey.

Participants: Members of the American Society of Cataract and Refractive Surgery electronic mailing list. Read More

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Association between positive corneal rim cultures and microbiology screening protocols in Ontario.

Can J Ophthalmol 2018 Jun 1;53(3):272-277. Epub 2017 Dec 1.

The Ivey Eye Institute, St. Joseph's Hospital, London, Ont. Electronic address:

Objective: (i) To assess the rate of positive microbiological cultures of corneas prepared by the Eye Bank of Canada (Ontario Division) between January 1, 2012, and December 31, 2013; (ii) to review the microbiology protocols at the 5 major transplant centres in Ontario; and (iii) to assess the incidence of endophthalmitis during the study period.

Design: Retrospective chart review.

Participants: A total of 4186 consecutive cultured corneal tissues prepared by the Eye Bank from January 1, 2012, to December 31, 2013. Read More

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June 2018
1 Read

Serum drops for ocular surface disease: national survey of Canadian cornea specialists.

Can J Ophthalmol 2018 Jun 23;53(3):266-271. Epub 2017 Nov 23.

Department of Ophthalmology, Centre Hospitalier de l'Université de Montréal, Montreal, Que.

Objective: To review the use and preparation of serum drops for the treatment of ocular surface disease in Canada and to assess the need for an improved access to this therapy.

Design: Cross-sectional study.

Participants: Cornea specialist members of the Canadian Ophthalmological Society and Canadian laboratories preparing serum tears. Read More

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June 2018
1 Read

Significant disparities in eyeglass insurance coverage in Canada.

Can J Ophthalmol 2018 Jun 11;53(3):260-265. Epub 2017 Dec 11.

Institute of Medical Science, Toronto, Ont.; Department of Ophthalmology and Vision Sciences, University of Toronto, Toronto, Ont.; Dalla Lana School of Public Health, University of Toronto, Toronto, Ont.. Electronic address:

Objective: To describe patterns of access to eyeglass insurance by Canadians.

Design: A population-based, cross-sectional survey.

Participants: A total of 134 072 respondents to the Canadian Community Health Survey 2003 who were aged ≥12 years. Read More

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Disinfection of the Goldman applanation tonometer: a systematic review.

Can J Ophthalmol 2018 Jun 27;53(3):252-259. Epub 2017 Nov 27.

Division of Ophthalmology, Cumming School of Medicine, Calgary, Alta.

Objectives: The Goldmann applanation tonometer is the gold standard for measuring intraocular pressure and a possible vector for the transmission of infectious diseases. The purpose of this study is to consolidate the evidence pertaining to the disinfection of Goldmann tonometers in an effort to facilitate an informed discussion regarding public policy in this important area.

Design: Systematic review. Read More

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Surgeon perspectives on learning ab-interno gelatin microstent implantation.

Can J Ophthalmol 2018 Jun 1;53(3):246-251. Epub 2017 Dec 1.

Department of Ophthalmology and Vision Sciences, University of Toronto, Toronto, Ont. Electronic address:

Objective: To evaluate and compare the surgeon's learning experience with an ab-interno gelatin microstent (XEN-45, Allergan) to other glaucoma surgeries.

Design: Cross-sectional survey study.

Methods: All surgeons in Canada who used the gelatin microstent were identified and given an anonymous online survey (FluidSurveys, Survey Monkey) designed to evaluate key factors associated with the device, including prior surgical experience, patient selection criteria, analysis of each surgical step, and postoperative care. Read More

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Systemic medication usage in glaucoma patients.

Can J Ophthalmol 2018 Jun 1;53(3):242-245. Epub 2018 Feb 1.

?>Department of Ophthalmology, Jewish General Hospital, McGill University, Montreal, Que. Electronic address:

Objective: To study the prevalence of the systemic use of some common classes of medications by glaucoma patients and their relationship to the prevalence and severity of chronic open-angle glaucoma (COAG) and primary-angle closure glaucoma (PACG).

Design: Observational prospective single-centre cross-sectional study.

Methods: Glaucoma patients or their pharmacist provided an updated list of all systemic medications that they presently use. Read More

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Changes in corneal biomechanical properties after 24 hours of continuous intraocular pressure monitoring using a contact lens sensor.

Can J Ophthalmol 2018 Jun;53(3):236-241

Department of Ophthalmology and ORL, Faculty of Medicine, Universidad Complutense de Madrid, Instituto de Investigacion Sanitaria del Hospital Clinico San Carlos (IdISSC), Madrid, Spain; Instituto de Investigaciones Oftalmologicas Ramon Castroviejo, Universidad Complutense de Madrid, Madrid, Spain; Cooperative Research Network on Age-Related Ocular Disease, and Visual and Life Quality, Instituto de Salud Carlos III, Madrid, Spain.

Objective: This study was designed to assess changes in corneal topography and biomechanics after intraocular pressure (IOP) monitoring using the Triggerfish contact lens sensor (CLS).

Methods: For this prospective study, 30 eyes of 30 subjects: 14 healthy subjects (G1) and 6 glaucoma patients (G2), were recruited for 24 hours of continuous IOP monitoring using the CLS. The following measurements were taken before CLS fitting and after lens removal: maximum keratometry (Kmax), mean keratometry (MK), and corneal astigmatism (Cyl) measured through Pentacam corneal topography, and the corneal biomechanical variables corneal hysteresis (CH) and corneal resistance factor (CRF) measured with the Ocular Response Analyzer (ORA). Read More

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Fixation parameter test-retest repeatability of the worse eye in central field loss.

Can J Ophthalmol 2018 Jun 27;53(3):229-235. Epub 2017 Nov 27.

Vision Science Research Program, Toronto Western Hospital, Toronto, Ont; Centre for Vision Research, York University, Toronto, Ont; Department of Ophthalmology and Vision Sciences, University of Toronto, Toronto, Ont.

Objective: Patients with bilateral central field loss develop peripheral retinal loci (PRLs) in the functional eccentric retina. PRL characteristics and visual performance in the better-seeing eye (BE) of these patients have previously been reported. In this study, we determined the test-retest repeatability of fixation parameters, including fixation stability, PRL eccentricity, and PRL span in the worse-seeing eye (WE). Read More

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Recording and viewing stereoscopic ophthalmic surgical videos with smartphones.

Can J Ophthalmol 2018 Jun 13;53(3):222-228. Epub 2017 Dec 13.

Serge, Jenkintown, Penn.

Objective: To determine whether stereoscopic footage of cataract surgery could be captured with smartphones and to develop a procedure for editing and viewing the footage. The authors sought to measure whether subjectively convincing stereo footage could be captured with smartphones, whether it would be possible to sync this footage for stereoscopic viewing, and whether these tasks could easily be performed at lower cost than commercially available options.

Design: Brief research report. Read More

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Lower ocular pulse amplitude with dynamic contour tonometry is associated with biopsy-proven giant cell arteritis.

Can J Ophthalmol 2018 Jun 26;53(3):215-221. Epub 2017 Dec 26.

Harvard Medical School, Beth Israel Deaconess Hospital, Boston Department of Ophthalmology, Boston, MA.

Objectives: To determine the role of the ocular pulse amplitude (OPA) from Pascal dynamic contour tonometry in predicting the temporal artery biopsy (TABx) result in patients with suspected giant cell arteritis (GCA).

Design: Prospective validation study.

Participants: Adults aged 50 years or older who underwent TABx from March 2015 to April 2017. Read More

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June 2018
2 Reads

Parental knowledge of pediatric eye health in an ophthalmology clinic setting: validation and delivery of the EYEE questionnaire.

Can J Ophthalmol 2018 Jun 11;53(3):210-214. Epub 2017 Dec 11.

Department of Surgery, McMaster University, Hamilton, Ont; McMaster Pediatric Surgery Research Collaborative, McMaster University, Hamilton, Ont; McMaster Paediatric Eye Research Group (McPERG), McMaster University, Hamilton, Ont. Electronic address:

Objective: We aimed to develop and assess the reliability of a questionnaire assessing parental knowledge on core topics in pediatric eye health.

Methods: In Phase I, the Evaluate Your Eye Education Questionnaire (EYEE-Q) was developed and distributed to ascertain face validity (n = 20). In Phase II, participants completed EYEE-Q twice to determine test-retest reliability (n = 40). Read More

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Assessing patient acceptance of virtual clinics for diabetic retinopathy: a large scale postal survey.

Can J Ophthalmol 2018 Jun 11;53(3):207-209. Epub 2017 Dec 11.

Department of Ophthalmology, Singleton Hospital, Swansea, Wales.. Electronic address:

Objective: To explore the views of patients with diabetic retinopathy and maculopathy on their acceptance of virtual clinic review in place of face-to-face clinic appointments.

Methods: A postal survey was mailed to all 813 patients under the care of the diabetic eye clinic at Singleton Hospital with 7 questions, explanatory information, and a stamped, addressed envelope available for returning completed questionnaires.

Results: Four hundred and ninety-eight questionnaires were returned indicating that 86. Read More

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Perifoveal capillary network quantification in young diabetic patients with subclinical or no retinopathy.

Can J Ophthalmol 2018 Jun 13;53(3):199-206. Epub 2017 Dec 13.

Department of Ophthalmology, Medical School, University of Crete, Heraklion, Greece.

Objective: To assess the morphology of perifoveal capillary network with quantitative parameters in young patients with diabetes mellitus type I (DM I) using an algorithm.

Methods: Fifty-three images (33 eyes of 33 DM I patients and 20 eyes of 20 non-DM controls) were chosen retrospectively from the University Hospital of Heraklion digital fluorescein angiography database. An additional group consisting of patients with advanced DR abnormalities was included in our analysis to investigate whether our method detects alterations when they are present. Read More

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Laboratory investigations in uveitis: current practice and future directions.

Can J Ophthalmol 2018 Jun 16;53(3):193-198. Epub 2018 Mar 16.

Department of Uvea and Ocular Pathology, Sankara Nethralaya, Chennai, India.. Electronic address:

Diagnosis and management of uveitis always remains a challenge to the treating ophthalmologists. Rapid diagnosis and timely initiation of appropriate, effective treatment in uveitis are the critical determinants that lead to good visual outcome and reduce the risk of ocular morbidity. In the last decade, significant progress has been made in molecular diagnostic modalities and in development of newer diagnostic tools, which included serological tests and imaging techniques. Read More

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Analysis of helicoidal peripapillary chorioretinal degeneration progression in an elderly Chinese female patient.

Can J Ophthalmol 2018 Apr 27;53(2):e79-e81. Epub 2017 Sep 27.

Department of Zhengzhou Second People Hospital, Ophthalmology, Zhengzhou Eye Hospital, Zhengzhou Ophthalmic Institution, Zhengzhou, China.

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April 2018
1 Read

Delayed transient corneal edema after intravitreal injection of ocriplasmin.

Can J Ophthalmol 2018 Apr 27;53(2):e77-e79. Epub 2017 Sep 27.

Département d'ophtalmologie et d'oto-rhino-laryngologie-chirurgie cervico-faciale, Faculté de médecine, Université Laval, Québec, Que. Electronic address:

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April 2018
1 Read

Exudative retinal detachment, a primary presentation in retinopathy of prematurity.

Can J Ophthalmol 2018 Apr 25;53(2):e74-e77. Epub 2017 Sep 25.

Department of Retina, Shri Bhagwan Mahavir Vitreoretinal Services-Sankara Nethralaya, Nungambakkam, Chennai, India; Medical Research Foundation, Chennai, India; Elite School of Optometry, Chennai, India.

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April 2018
1 Read

Perimacular drusenoid deposits in a child with IgA nephropathy.

Can J Ophthalmol 2018 Apr 18;53(2):e71-e74. Epub 2017 Oct 18.

Department of Pathology, Faculty of Medicine, Eskisehir Osmangazi University, Eskisehir, Turkey.

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April 2018
1 Read

Bilateral neuroretinitis due to Bartonella henselae in a child.

Can J Ophthalmol 2018 Apr 22;53(2):e69-e71. Epub 2017 Sep 22.

Department of Ophthalmology and Vision Sciences, Hospital for Sick Children, Toronto, Ont; Department of Ophthalmology and Vision Sciences, University of Toronto, Toronto, Ont.

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April 2018
1 Read

Bilateral intratarsal dystrophic calcification and ossification in localized immunoglobulin light chain amyloid.

Can J Ophthalmol 2018 Apr 22;53(2):e67-e69. Epub 2017 Sep 22.

Department of Ophthalmology, New York University Langone Medical Center, New York, NY.

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April 2018
1 Read

Ocular self-mutilation: a case series.

Can J Ophthalmol 2018 Apr 22;53(2):e65-e67. Epub 2017 Sep 22.

Department of Ophthalmology, McGill University, Montreal, Que.

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April 2018
1 Read

De novo ossification of the choroid in a case of multifocal fibrosclerosis.

Can J Ophthalmol 2018 Apr 5;53(2):e62-e65. Epub 2017 Oct 5.

Retina and Uvea Services, Dr. R. P. Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India. Electronic address:

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April 2018
5 Reads

Conjunctival angiomyxoma-rare but needs observation.

Can J Ophthalmol 2018 Apr 22;53(2):e60-e62. Epub 2017 Sep 22.

Dr. Rajendra Prasad Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India.

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April 2018
1 Read

Early orbital infantile hemangioma that emphasizes the importance of glucose-transporter-1 (GLUT-1).

Can J Ophthalmol 2018 Apr 22;53(2):e58-e60. Epub 2017 Sep 22.

Tulane University Department of Ophthalmology, New Orleans, LA. Electronic address:

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April 2018
1 Read

Ocular myasthenia gravis and idiopathic orbital inflammatory disease: double the trouble!

Can J Ophthalmol 2018 Apr 22;53(2):e55-e58. Epub 2017 Sep 22.

Department of Ophthalmology, Hospital Sultanah Aminah, 80100 Johor Bahru, Johor, Malaysia.

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April 2018
2 Reads