User profiles for Sherif R. El-Defrawy

Sherif El-Defrawy

Ophthalmology
Verified email at kensingtonhealth.org
Cited by 1258

Projecting the growth of cataract surgery during the next 25 years

…, EL Campbell, CM Bell, SR El-Defrawy… - Archives of …, 2012 - jamanetwork.com
Methods. Future cataract surgery rates were estimated by direct standardization of age-and
sex-specific cataract surgery rates, obtained from the Ontario Health Insurance Plan …

Prophylactic nepafenac and ketorolac versus placebo in preventing postoperative macular edema after uneventful phacoemulsification

…, SN Bakar, K Rahim, T Urton, SR El-Defrawy - Journal of Cataract & …, 2012 - Elsevier
PURPOSE: To evaluate the efficacy of prophylactic ketorolac 0.5% versus nepafenac 0.1%
versus placebo on macular volume 1 month after uneventful phacoemulsification and …

Clinical features of endophthalmitis clusters after cataract surgery and practical recommendations to mitigate risk: Systematic review

…, M Balas, SR El-Defrawy, R Alaei… - Journal of Cataract & …, 2022 - journals.lww.com
Intraocular transmission of exogenous pathogens in cataract surgery can lead to endophthalmitis.
This review evaluates the features of endophthalmitis clusters secondary to pathogen …

Anti-inflammatory therapy after selective laser trabeculoplasty: a randomized, double-masked, placebo-controlled clinical trial

D Jinapriya, M D'Souza, H Hollands, SR El-Defrawy… - Ophthalmology, 2014 - Elsevier
El-Defrawy MD, PhD 1 , Isabella Irrcher PhD 1 , Donald Smallman MD 1 , James P. Farmer
MD 1 , John Cheung MD 1 , Todd Urton MD 1 2 , Andrew Day MSc 2 , Xiaoquin Sun MSc 2 , …

New surgeon outcomes and the effectiveness of surgical training: a population-based cohort study

RJ Campbell, SR El-Defrawy, SS Gill, M Whitehead… - Ophthalmology, 2017 - Elsevier
Purpose Reports have questioned the technical proficiency of newly graduating surgeons.
However, objective data supporting these concerns are limited. Surgical outcomes among …

[HTML][HTML] The ophthalmic surgical backlog associated with the COVID-19 pandemic: a population-based and microsimulation modelling study

…, PL Hooper, RJ Campbell, SR El-Defrawy… - … Open Access Journal, 2021 - cmajopen.ca
Background: Jurisdictions worldwide ramped down ophthalmic surgeries to mitigate the
effects of COVID-19, creating a global surgical backlog. We sought to predict the long-term …

Effects of scopolamine and unilateral lesions of the basal forebrain on T-maze spatial discrimination and alternation in rats

…, K Jhamandas, RJ Boegman, SR El-Defrawy - Pharmacology …, 1986 - Elsevier
Cholinergic systems are thought to play a role in memory. It has been suggested that cholinergic
neurons, possibly the cortically projecting cells of the nucleus basalis magnocellularis, …

Evolution in the risk of cataract surgical complications among patients exposed to tamsulosin: a population-based study

RJ Campbell, SR El-Defrawy, SS Gill, M Whitehead… - Ophthalmology, 2019 - Elsevier
Purpose Tamsulosin is associated with intraoperative floppy iris syndrome (IFIS), an important
risk factor for complications during cataract surgery. Significant efforts have been made to …

Subspecialization in glaucoma surgery

…, GE Trope, YM Buys, M Whitehead, SR El-Defrawy - Ophthalmology, 2012 - Elsevier
PURPOSE: To evaluate trends in glaucoma surgery subspecialization. DESIGN: Population-based
analysis of incisional glaucoma surgery and laser trabeculoplasty practice patterns …

Effects of altered cholinergic function on working and reference memory in the rat

…, RJ Boegman, SR El-Defrawy - Canadian journal of …, 1986 - cdnsciencepub.com
R. EL-DEFRAWY. 8986. Effects of altered cholhergic function on working and reference …
markers for cortical cholinergic function were assessed (El-Defrawy et al. 11985). The quinolinic …