Publications by authors named "Verina Hanna"

Eliminating low-yield testing can reduce the burden on modern health care systems. Our purpose is to determine whether routine preoperative assessment impacts the incidence of perioperative complications in ophthalmic surgery. We conducted a comprehensive search of Ovid MEDLINE, EMBASE, and Cochrane Library databases to identify studies investigating the incidence of perioperative complications following any preoperative assessment for patients undergoing ophthalmic surgery (PROSPERO ID#164008).

View Article and Find Full Text PDF

Objective: Homeless and marginally housed populations experience a higher prevalence of visual impairment relative to the general population. The aim of this pilot study is to present a novel model for conducting ocular screening clinics for homeless individuals during a pandemic and to describe the status of ocular health in this population during this time.

Methods: In this cross-sectional study, 3 outdoor tent-based ocular screening clinics were held in a park in Toronto.

View Article and Find Full Text PDF

A 49-year-old man presented with new onset headache and diplopia, with right ptosis and limitation of extraocular movements consistent with a third nerve palsy. He had a known diagnosis of a non-functioning pituitary adenoma, and his presentation and neuroimaging were consistent with ischaemic pituitary apoplexy. The patient was otherwise stable with no signs of optic neuropathy or endocrine abnormality.

View Article and Find Full Text PDF

Purpose: To investigate changes in retinal thickness, drusen volume, and visual acuity following subthreshold nanosecond laser (SNL) treatment in patients with age-related macular degeneration (ARMD).

Design: Retrospective chart review.

Methods: Patients with intermediate ARMD treated with a single session of SNL (2RT®, Ellex R&D Pty Ltd, Adelaide, Australia) were included.

View Article and Find Full Text PDF

Adequate analgesia can be challenging, as pharmacological options are not necessarily effective for all types of pain and are associated with adverse effects. Methadone is increasingly being considered in the management of both cancer-related and noncancer-related pain. The purpose of this article is to provide a narrative review of all available randomized controlled trials (RCTs) investigating the effectiveness of methadone in the management of pain, in relation to a comparison drug.

View Article and Find Full Text PDF