Publications by authors named "Yousef A Fouad"

Purpose: To study the prevalence of occult macular pathology using optical coherence tomography (OCT) during the preoperative evaluation for cataract surgery and associated risk factors.

Methods: A retrospective analysis of patients' medical records and imaging. Adult patients who underwent cataract extraction who had normal preoperative fundoscopic examination and available preoperative OCT imaging were included.

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Purpose: To compare the visual outcomes, rate of cystoid macular edema (CME), and additional associated complications in eyes that exhibited zonular dialysis (ZD) during phacoemulsification to a reference group of uneventful phacoemulsification eyes.

Methods: A retrospective multicenter comparative database study. We pooled data from 8 United Kingdom sites between 2003 and 2015.

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Purpose Of Review: Pseudophakic cystoid macular edema (PCME) is the most common postoperative complication of cataract surgery, resulting in visual decline. In this review, we discuss its pathophysiology, epidemiology, clinical presentation, and the current available evidence on therapeutic management.

Recent Findings: Patients with diabetes mellitus have twice the risk of developing PCME as compared to nondiabetic individuals.

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We reevaluate acute retinal pigment epitheliitis (ARPE) first described by Krill and Deutman in 1972, integrating a meticulous literature review with advanced multimodal imaging analyses. Our review included 98 eyes from 86 published cases diagnosed with ARPE. We scrutinized ARPE's clinical presentations, variability, and imaging characteristics, revealing that a large majority (90 %) of cases previously diagnosed as ARPE align more closely with other retinal disorders based on modern diagnostic criteria and imaging techniques.

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Objective: To describe various presentations of autoimmune retinopathy (AIR) associated with systemic autoimmune diseases.

Design: Case series.

Patients And Methods: Four patients with systemic autoimmune disorders and AIR are described in this report.

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Purpose: To evaluate the association of retinal ischemic perivascular lesions (RIPLs) with myocardial infarction (MI) among patients diagnosed with coronary artery diseases (CAD).

Design: Retrospective cross-sectional study.

Methods: Consecutive patients (317 patients) with CAD who underwent macular spectral domain optical coherence tomography (SD-OCT) were captured.

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Purpose: To examine the prevalence and distribution of fluid within a cohort of eyes with acute central retinal artery occlusion (CRAO) and non-arteritic anterior ischemic optic neuropathy (AION) using optical coherence tomography (OCT).

Methods: A retrospective analysis of patient records and OCT imaging. Patients presenting with acute CRAO or AION who had available macular OCT imaging and no co-morbidities known to cause macular fluid were included in the analysis.

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Background: Symptomatic epiretinal membrane (ERM) often requires surgical intervention via pars plana vitrectomy (PPV), for which cataract development is a common complication. There is insufficient data on the visual outcomes and complications of combined phacovitrectomy (COMB) in comparison to sequential PPV with deferred cataract surgery (SEQ) for ERM.

Methods: A retrospective dataset analysis of 8 National Health Service ophthalmology departments.

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Purpose: To describe an unusual case of bilateral choroidal metastasis with simultaneous rhegmatogenous retinal detachment in the right eye.

Methods: Case Report.

Patient: A 65-year-old woman with Stage IV breast cancer and gradual deterioration of vision in the right eye.

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Article Synopsis
  • The study aims to investigate the occurrence and characteristics of bacillary layer detachment (BALAD) in choroidal metastasis and melanoma.
  • A retrospective analysis of patient records was conducted, focusing on eyes that had clear fundus photography and OCT scans, allowing for detailed observation of retinal layers.
  • Results showed a higher incidence of BALAD in choroidal metastasis (54.5%) compared to choroidal melanoma (14.3%), with notable imaging features that enhance understanding of this condition.
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To report a case of autosomal recessive bestrophinopathy (ARB) that presented with macular hole retinal detachment (MHRD). A case report. A 31-year-old male patient presented with rapid deterioration of vision in the left eye.

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Background: Vogt-Koyanagi-Harada (VKH) disease is a vision-threatening inflammatory disorder that is challenging in diagnosis and management.

Methods: Retrospective, record-based analysis of 54 eyes belonging to 27 adult patients that fulfilled the revised diagnostic criteria for VKH between January 2018 and January 2021. Demographic, clinical, and imaging data on presentation and during follow-up visits were collected for each patient.

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Purpose: To analyze the visual outcomes and postoperative complications of phacoemulsification cataract surgery in eyes with posterior capsule rupture (PCR) and dropped lens fragments (DLFs) in comparison with a reference group with uneventful surgery.

Setting: 8 UK National Health Service departments.

Design: Retrospective comparative nonrandomized study.

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Purpose: To study the degree of morphological and functional changes in thyroid-associated ophthalmology (TAO) patients using optical coherence tomography and electrophysiological studies and investigate their clinical correlation.

Methods: A cross-sectional study including 40 patients with TAO and a control group with age- and sex-matched healthy subjects. All subjects underwent a complete ophthalmological examination, proptosis evaluation, spectral domain optical coherence tomography, and electrophysiological tests (pattern and multifocal electroretinograms, and visual evoked potentials).

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Background: Induction of posterior vitreous detachment (PVD) is a critical step during pars plana vitrectomy. Multiple techniques and utilities have been proposed for assistance with this step with no consensus on the safest and most effective means, especially in eyes with firmly adherent posterior hyaloid. Viscodissection or the utilization of perfluorocarbon liquid (PFCL) can be used to dissect the posterior hyaloid and widely adherent epiretinal membranes.

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Background: Retinopathy of prematurity (ROP) is increasing in incidence in developing nations, including Egypt. Secondary prevention requires timely detection through the development of regional screening guidelines, which should be preceded by large-scale studies to characterize the population at risk.

Methods: A prospective, multicentric exploratory study that included five large tertiary institutions in an urban Egyptian setting.

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Purpose: To compare the visual outcomes and rates of intraoperative complications in eyes that underwent combined cataract extraction (CE) and pars plana vitrectomy (combined group) with those that underwent sequential surgery (sequential group).

Setting: Multicenter study.

Design: Retrospective chart review.

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Purpose: To provide an updated, critical summary of the literature on the topic of persistent subretinal fluid (PSF) following successful rhegmatogenous retinal detachment surgery.

Methods: Narrative literature review.

Results: PSF remains an insufficiently studied topic.

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Background: Epidemic retinitis occurs seasonally following febrile infections in endemic regions. Rift valley fever (RVF) is endemic to Sudan, with a recent outbreak starting in 2019.

Methods: Retrospective case series of 3 patients travelling from Sudan with post-febrile retinitis, and with a history and clinical picture suggestive of RVF retinitis.

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