Publications by authors named "Levinger E"

Background: One of the major causes of reversible visual impairment is a refractive error, which can be corrected through refractive surgery. Data regarding the outcomes and complications of these procedures exist; however, there is a notable gap in understanding the factors leading to patient rejection, particularly in diverse populations like Israel.

Objectives: To detect clinical risk factors of patients who intend to undergo LASIK procedure and to improve the conversion rates of LASIK procedure in this population.

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Introduction: In this case report, we demonstrate the application of an aspheric macular lens (Grieshaber, Alcon) for conducting posterior segment procedures after a posterior capsular rupture (PCR) occurrence during cataract surgery.

Case Presentation: During a cataract surgery on a 70-year-old female patient, a PCR was identified, accompanied by the descent of the lens into the vitreous, and prompted subsequent interventions. This involved performing posterior-assisted levitation, anterior segment phacoemulsification, and anterior segment vitrectomy.

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Purpose: To assess the risk for pseudophakic cystoid macular oedema (PCME) and posterior capsular opacification (PCO) associated with combined cataract surgery and trabeculectomy compared to cataract surgery alone.

Methods: Data analysis of subjects who underwent routine cataract surgery without and with concomitant trabeculectomy at the Department of Ophthalmology, Bristol Eye Hospital, the UK, between January 2008 and December 2017. Odds ratios (ORs) for PCME between the types of surgeries were calculated using univariate and multivariate regression analysis.

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Introduction: The study aimed to compare postoperative pain between alcohol-assisted and transepithelial photorefractive keratectomy in patients who received the novel analgesic preoperative nepafenac treatment 2 days preoperatively and 3 days postoperatively. Pain, stinging, tearing, light sensitivity, and stress levels were evaluated.

Methods: The study included a retrospective analysis of 55 patients divided into two groups: bilateral alcohol-assisted photorefractive keratectomy (aa-PRK) and transepithelial photorefractive keratectomy (transepithelial-PRK).

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Article Synopsis
  • The study aimed to compare LASIK surgery outcomes among patients with varying corneal curvatures (flat, normal, and steep).
  • A total of 300 eyes from each curvature group were analyzed after matching for baseline characteristics, with primary outcomes including visual acuity and astigmatism.
  • Results showed no significant differences in postoperative effectiveness or safety between the groups, indicating that LASIK is equally safe and effective regardless of corneal curvature.
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Purpose: To compare the accuracy of 16 intraocular lens (IOL) power calculation formulas in pediatric cataract eyes.

Patients And Methods: The data records of pediatric patients who had been implanted with three IOL models (SA60AT, MA60AC, and enVista-MX60) between 2012 and 2018 were analyzed. The accuracy of 16 IOL power calculation methods was evaluated: Barrett Universal II (BUII), Castrop, EVO 2.

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Purpose: To assess the risk for uveitis, pseudophakic cystoid macular edema (PCME), and posterior capsular opacification (PCO) associated with the use of pupil expansion devices in cataract surgery.

Design: A retrospective comparative cohort study.

Participants: Patients who underwent routine cataract surgery with and without pupil expansion devices at the Department of Ophthalmology, Bristol Eye Hospital, UK, between January 2008 and December 2017.

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Purpose: To evaluate the intraoperative central corneal epithelial thickness (ET) as measured by optical coherence pachymetry (OCP) in myopic eyes undergoing alcohol-assisted photorefractive keratectomy (PRK).

Methods: A retrospective review of patients who underwent alcohol-assisted PRK was performed. Data were abstracted on age, gender, contact lens (CL) wear, preoperative refractive errors, keratometry, topographic and ultrasonic pachymetry, and intraoperative OCP measurements before and after epithelium removal.

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Article Synopsis
  • The study compares the accuracy of intraocular lens (IOL) power predictions between two devices, the Eyestar 900 and the IOLMaster 700, using both estimated and measured posterior corneal power.
  • 225 cataract surgery patients were involved, and measurements were taken preoperatively to assess prediction errors using the Barrett Universal II formula.
  • Results indicate that both devices have similar accuracy and precision, but adjustments may be needed for the lens factor when using measured posterior keratometry.
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To evaluate the difference between planned and measured central ablation depth (CAD) and compare the first and second operated eye in simultaneous bilateral myopic alcohol-assisted PRK. A retrospective review of patients was performed. Demographic and preoperative data was abstracted.

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Objective: To assess the effect of diabetes type on Nd:YAG capsulotomy rates following cataract surgery.

Design: A retrospective cohort study.

Methods: All patients who underwent cataract extraction at the Department of Ophthalmology, Bristol Eye Hospital, Bristol, UK, between 2003 and 2017 were included.

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Introduction: Though patients with nanophthalmos frequently endure decreased quality of vision with contact lenses or spectacles, refractive surgery is generally an inadequate alternative due to the associated high refractive error. A refractive lens exchange (RLE) is an alternative option but is technically challenging, requiring accuracy in biometry measurements and procedures.

Case Presentation: This case discusses a 27-year-old female with nanophthalmos (axial lengths 17.

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Purpose: To identify risk factors that increase the likelihood of re-treatment following refractive surgery in patients with mixed astigmatism.

Methods: This was a retrospective study including patients who underwent either laser in situ keratomileusis (LASIK) or photorefractive keratectomy (PRK) between 2000 and 2019 and had mixed astigmatism (spherical error of +0.50 D or greater and spherical equivalent of less than 0.

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Purpose: To compare photorefractive keratectomy (PRK) outcomes in patients with different corneal steepness.

Setting: Care-Vision Laser Center, Tel-Aviv, Israel.

Design: Retrospective comparative chart review.

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Objective: To report preliminary experience using the BeyeonicsOne (Beyeonics Vision, Haifa, Israel) digital visualization platform and the utilization of its three-dimensional (3D) head-mounted display (HMD) in cataract surgery.

Methods: An interventional case series including patients who underwent cataract surgery using the 3D HMD platform at the Tel Aviv Medical Center. The system uses the HMD unit to display high-resolution real-time 3D surgical field images.

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Introduction: To report the first endothelial keratoplasty procedures performed using a 3D digital head-mounted ophthalmic exoscope.

Methods: Three patients underwent Descemet stripping automated endothelial keratoplasty (DSAEK) using a 3D digital ophthalmic exoscope (Beyeonics One, Beyeonics Vision, Haifa, Israel) at the Tel Aviv Sourasky Medical Center, Tel Aviv, Israel.

Results: All procedures were uneventful, leading to resolution of corneal edema and vision improvement.

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Purpose: The most crucial step in deep anterior lamellar keratoplasty (DALK) is to achieve a bare Descemet's membrane. We aimed to assess a new femtosecond laser software that allows for a precise intrastromal tunnel creation for big bubble (BB) air injection using a real-time microscope-integrated optical coherence tomography.

Materials And Methods: A retrospective review of 61 eyes of 61 patients with keratoconus.

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Visual rehabilitation after a keratoplasty is often compromised due to high amounts of residual astigmatism. Femtosecond laser-assisted astigmatic keratotomy (FLAK) is gaining popularity in decreasing this astigmatism. Though one set of two incisions suffices in most cases, sometimes the treatment proves insufficient and additional treatment is required.

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Purpose: Accurate intraocular lens (IOL) calculation in subjects with irregular astigmatism is challenging. This study evaluated the accuracy of using Scheimpflug-derived central 2-mm equivalent keratometry reading (EKR) values for IOL calculation in irregular astigmatism.

Methods: This retrospective study included subjects (31 eyes of 30 patients) who underwent cataract surgery and IOL calculation using the 2-mm central EKR methods.

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Purpose: To evaluate the agreement in biometry measurements and intraocular lens (IOL) power calculations between 2 integrated swept-source optical coherence tomography (SS-OCT) tomography/biometry devices: the Eyestar 900 and the Anterion.

Setting: Tel Aviv Medical Center, Tel Aviv, Israel.

Design: Retrospective comparative study.

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Background: To perform a systematic review and meta-analysis of the refractive outcomes of non-toric and toric intraocular lenses (IOLs) in keratoconus (KC) using different IOL power calculation formulas.

Methods: A systematic search was conducted to identify studies that report on refractive outcomes of different IOL power calculation formulas in KC patients undergoing cataract surgery. Inclusion criteria were primary posterior chamber non-toric and toric monofocal intraocular lens implantation, data on the degree of KC, explicit mention of the formula used for each stage of KC, and the number of eyes in each category.

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Purpose: To validate the effectiveness of the multi-metric D-index by Pentacam in detecting keratoconus (KC) progression.

Materials And Methods: This was a retrospective study of KC patients at the Rabin Medical Center, Petah Tikva, Israel, during 2016-2018 with at least two corneal tomography examinations six months apart. Agreement between clinical diagnosis of progression (1.

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Acute lymphoblastic leukemia (ALL) is a malignant neoplasm of the blood stem cells, characterized by increased formation of immature lymphocytes. Ocular manifestations may vary with ocular, adnexal, and orbital involvement. In this case report, we describe the first case of extramedullary relapse of ALL limited to the anterior chamber of the eye treated with the novel chimeric antigen receptor T (CAR T)-cell therapy and provide a literature review of cases of ALL relapse in the anterior chamber.

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Purpose: The purpose of this article is to describe a severe side effect presentation of a bilateral cataract after treatment with intense focused ultrasound (IFUS) and subsequent uneventful cataract surgery.

Observations: A 43-year-old woman presented to the emergency room with decreased visual acuity several hours after undergoing an eyelid-tightening procedure using IFUS. The patient's vision was decreased (R>L), a result of an acute cataract, which had an unusual appearance and consistency.

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Purpose: To assess the tear film thickness in healthy individuals by using a dual-Scheimpflug camera and topical 0.1% fluorescein.

Methods: A prospective study on healthy individuals who underwent a bilateral tomography examination using the GALILEI dual-Scheimpflug with assessments of the thinnest and central corneal thickness (TCT and CCT, respectively), at baseline and 1 min after applying 2 and 4 µl of 0.

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