Alfonso Iovieno

ORCID: 0000-0002-9370-4757
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About
Contact & Profiles
Research Areas
  • Corneal surgery and disorders
  • Corneal Surgery and Treatments
  • Ocular Surface and Contact Lens
  • Ocular Infections and Treatments
  • Glaucoma and retinal disorders
  • Intraocular Surgery and Lenses
  • Legionella and Acanthamoeba research
  • Ocular Diseases and Behçet’s Syndrome
  • Ophthalmology and Visual Impairment Studies
  • Retinal and Optic Conditions
  • Herpesvirus Infections and Treatments
  • Autoimmune Bullous Skin Diseases
  • Allergic Rhinitis and Sensitization
  • Bacterial biofilms and quorum sensing
  • Drug-Induced Adverse Reactions
  • Ocular Oncology and Treatments
  • Retinal Diseases and Treatments
  • Nanoplatforms for cancer theranostics
  • Urticaria and Related Conditions
  • Immune Response and Inflammation
  • COVID-19 and healthcare impacts
  • Dermatologic Treatments and Research
  • Nerve injury and regeneration
  • Connexins and lens biology
  • Bacterial Identification and Susceptibility Testing

University of British Columbia
2018-2025

Providence Health Care
2024

British Columbia Children's Hospital
2024

Istituti di Ricovero e Cura a Carattere Scientifico
2014-2022

Azienda USL di Bologna
2022

Ospedale Santa Maria
2014-2021

Vancouver General Hospital
2019-2021

Vancouver Coastal Health
2019

Azienda Sanitaria Unità Locale di Reggio Emilia
2018

Santa Maria Nuova Hospital
2016-2018

Purpose.: Ocular surface (OS) microbiota contributes to infectious and autoimmune diseases of the eye. Comprehensive analysis microbial diversity at OS has been impossible because limitations conventional cultivation techniques. This pilot study aimed explore true human using DNA sequencing-based detection identification bacteria. Methods.: Composition bacterial community was characterized deep sequencing 16S rRNA gene amplicon libraries generated from total conjunctival swab DNA. The...

10.1167/iovs.10-6939 article EN Investigative Ophthalmology & Visual Science 2011-05-13

Author(s): Ung, Lawson; Acharya, Nisha R; Agarwal, Tushar; Alfonso, Eduardo C; Bagga, Bhupesh; Bispo, Paulo Jm; Burton, Matthew J; Dart, John Kg; Doan, Thuy; Fleiszig, Suzanne Mj; Garg, Prashant; Gilmore, Michael S; Gritz, David Hazlett, Linda D; Iovieno, Alfonso; Jhanji, Vishal; Kempen, H; Lee, Cecilia Lietman, Thomas M; Margolis, Todd P; McLeod, Stephen Mehta, Jod Miller, Darlene; Pearlman, Eric; Prajna, Lalitha; N Venkatesh; Seitzman, Gerami Shanbhag, Swapna Sharma, Namrata; Savitri;...

10.2471/blt.19.232660 article EN cc-by Bulletin of the World Health Organization 2019-11-01

ABSTRACT Acanthamoeba keratitis (AK) is a rare but sight-threatening ocular infection. Outbreaks have been associated with contaminated water and contact lens wear. The epidemiology pathology may be unique genotypes. We determined the Rns genotype for 37 clinical isolates from 23 patients presenting at University of Miami Bascom Palmer Eye Institute confirmed AK infections in 2006 to 2008. genus-specific ASA.S1 amplicon allowed rapid genotyping nonaxenic cultures. Of isolates, 36 were T4...

10.1128/jcm.02365-08 article EN Journal of Clinical Microbiology 2009-03-26

To evaluate and compare the depth of corneal stromal demarcation line after accelerated collagen crosslinking (CXL) using continuous pulsed light ultraviolet-A (UVA) exposure.Department Ophthalmology, Arcispedale Santa Maria Nuova, Reggio Emilia, Italy.Retrospective case series.Patients with progressive keratoconus were assigned to 1 2 treatment protocols same irradiation device for CXL. Patients Group A received CXL UVA exposure at 30 mW/cm(2) 4 minutes. B 8 minutes (1 second on/1 off)...

10.1016/j.jcrs.2015.04.033 article EN Journal of Cataract & Refractive Surgery 2015-11-01

To examine the epidemiological characteristics, trends, risk factors, management strategies, and clinical outcomes of Candida albicans non-albicans keratitis over a 15-year period in tertiary Canadian eye center.In retrospective observational case series from 2003 to 2017, demographics, corrected distance visual acuity (CDVA) at initial final consultations, medical surgical management, follow-up duration were recorded.Twenty-one cases identified (62.5% total fungal keratitis; 10 C. 11...

10.1097/ico.0000000000002306 article EN Cornea 2020-04-07

To evaluate the efficacy of intrastromal corneal ring segments implantation followed by same-day photorefractive keratectomy (PRK) and ultraviolet-A/riboflavin collagen cross-linking (CXL) in patients with keratoconus.Four (five eyes) were included study. All first underwent femtosecond laser-enabled placement intracorneal (Intacs, Addition Technology). Uncorrected (UDVA) corrected distance visual acuity (CDVA) keratometry readings remained stable for 6 months. Same-day PRK CXL subsequently...

10.3928/1081597x-20111103-03 article EN Journal of Refractive Surgery 2011-11-10

Matrix metalloproteinases (MMPs) have a role in the pathogenesis of rosacea-associated chronic blepharitis. Doxycycline is largely used as treatment for recalcitrant It has been shown vitro that doxycycline inhibits MMPs activation. The aim this study was to investigate vivo effect modulating patients with idiopathic blepharitis.Eight (6 male, 2 female; mean age 45.7+/-17.5 years) were included study. (100 mg) administered orally, twice day, weeks and once day an additional weeks. Clinical...

10.1177/112067210901900504 article EN European Journal of Ophthalmology 2009-09-01

Purpose . To assess the clinical and morphological outcomes of topography-guided accelerated corneal cross-linking. Design Retrospective case series. Methods 21 eyes 20 patients with progressive keratoconus were enrolled. All underwent cross-linking using an ultraviolet-A (UVA) exposure energy release varying from 7.2 J/cm 2 up to 15 , according topographic curvature. Uncorrected (UDVA) corrected (CDVA) distance visual acuity, topography, in vivo confocal microscopy (IVCM), anterior segment...

10.1155/2016/2031031 article EN cc-by Journal of Ophthalmology 2016-01-01
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