keyword
MENU ▼
Read by QxMD icon Read
search

Cullen eye institute

keyword
https://www.readbyqxmd.com/read/27113877/accuracy-of-toric-intraocular-lens-axis-alignment-using-a-3-dimensional-computer-guided-visualization-system
#1
Ildamaris Montes de Oca, Eric J Kim, Li Wang, Mitchell P Weikert, Sumitra S Khandelwal, Zaina Al-Mohtaseb, Douglas D Koch
PURPOSE: To evaluate the accuracy of toric intraocular lens (IOL) alignment in femtosecond laser-assisted cataract surgery using the Truevision 3-dimensional (3-D) computer-guided visualization system compared with a manual marking method. SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. DESIGN: Retrospective comparative case series. METHODS: Preoperatively, all patients had corneal topography measurements with a color light-emitting diode topographer...
April 2016: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/27006324/accuracy-of-the-barrett-true-k-formula-for-intraocular-lens-power-prediction-after-laser-in-situ-keratomileusis-or-photorefractive-keratectomy-for-myopia
#2
Adi Abulafia, Warren E Hill, Douglas D Koch, Li Wang, Graham D Barrett
PURPOSE: To compare the accuracy of the Barrett True-K formula with other methods available on the American Society of Cataract and Refractive Surgery (ASCRS) post-refractive surgery intraocular lens (IOL) power calculator for the prediction of IOL power after previous myopic laser in situ keratomileusis (LASIK) or photorefractive keratectomy (PRK). SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, and private practice, Mesa, Arizona, USA...
March 2016: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/26796454/repeatability-of-posterior-and-total-corneal-curvature-measurements-with-a-dual-scheimpflug-placido-tomographer
#3
Eric J Kim, Ildamaris Montes de Oca, Li Wang, Mitchell P Weikert, Douglas D Koch, Sumitra S Khandelwal
PURPOSE: To evaluate the repeatability of the Galilei G4 dual Scheimpflug analyzer in measuring simulated keratometric, total, and posterior corneal curvature in normal and post-refractive surgery eyes. SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. DESIGN: Prospective evaluation of diagnostic technology. METHODS: A single observer performed 3 consecutive measurements in 1 eye of each subject...
December 2015: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/26796446/custom-selection-of-aspheric-intraocular-lens-in-eyes-with-previous-hyperopic-corneal-surgery
#4
Li Wang, Omar Shoukfeh, Douglas D Koch
PURPOSE: To determine the optimum amount of spherical aberration in intra-ocular lenses (IOLs) to maximize optical quality in eyes with previous hyperopic corneal surgery. SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas. DESIGN: Theoretical simulation study. METHODS: The amount of spherical aberration in the IOL was varied to produce residual ocular spherical aberration ranging from -0.50 to +0...
December 2015: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/24169231/correcting-astigmatism-with-toric-intraocular-lenses-effect-of-posterior-corneal-astigmatism
#5
Douglas D Koch, Richard B Jenkins, Mitchell P Weikert, Elizabeth Yeu, Li Wang
PURPOSE: To evaluate the impact of posterior corneal astigmatism on outcomes with toric intraocular lenses (IOLs). SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. DESIGN: Case series. METHODS: Corneal astigmatism was measured using 5 devices before and 3 weeks after cataract surgery. Toric IOL alignment was recorded at surgery and at the slitlamp 3 weeks postoperatively. The actual corneal astigmatism was calculated based on refractive astigmatism 3 weeks postoperatively and the effective toric power calculated with the Holladay 2 formula...
December 2013: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/23960964/intraocular-lens-power-calculation-after-myopic-and-hyperopic-laser-vision-correction-using-optical-coherence-tomography
#6
Maolong Tang, Li Wang, Douglas D Koch, Yan Li, David Huang
PURPOSE: To use optical coherence tomography (OCT) to measure corneal power and calculate intraocular lens (IOL) power in cataract surgeries after myopic and hyperopic laser vision correction (LVC). METHODS: Patients with previous LVC were enrolled in this prospective study at two centers (Doheny Eye Institute, Los Angeles, CA, USA and Cullen Eye Institute, Houston, TX, USA). Corneal power was measured with a Fourier-domain OCT system. The intravisit repeatability of OCT corneal power measurement was evaluated by the pooled standard deviation of repeat scans...
January 2012: Saudi Journal of Ophthalmology: Official Journal of the Saudi Ophthalmological Society
https://www.readbyqxmd.com/read/23218704/prose-therapy-used-to-minimize-corneal-trauma-in-patients-with-corneal-epithelial-defects
#7
Jeanie D Ling, Anisa Gire, Stephen C Pflugfelder
PURPOSE: To review the effectiveness of continuous or extended daily wear of Prosthetic Replacement of the Ocular Surface Ecosystem (PROSE) for treating recurrent or persistent corneal epithelial defects from a variety of causes that were refractory to conventional therapy in 9 patients. DESIGN: Retrospective case series. METHODS: The medical records of 9 patients with a history of recurrent or persistent corneal epithelial defects resistant to conventional medical treatment who received treatment at the Cullen Eye Institute between January 2011 and July 2012 were reviewed...
April 2013: American Journal of Ophthalmology
https://www.readbyqxmd.com/read/23069271/contribution-of-posterior-corneal-astigmatism-to-total-corneal-astigmatism
#8
Douglas D Koch, Shazia F Ali, Mitchell P Weikert, Mariko Shirayama, Richard Jenkins, Li Wang
PURPOSE: To determine the contribution of posterior corneal astigmatism to total corneal astigmatism and the error in estimating total corneal astigmatism from anterior corneal measurements only using a dual-Scheimpflug analyzer. SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. DESIGN: Case series. METHODS: Total corneal astigmatism was calculated using ray tracing, corneal astigmatism from simulated keratometry, anterior corneal astigmatism, and posterior corneal astigmatism, and the changes with age were analyzed...
December 2012: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/22440433/intraocular-lens-power-calculation-after-previous-myopic-laser-vision-correction-based-on-corneal-power-measured-by-fourier-domain-optical-coherence-tomography
#9
MULTICENTER STUDY
Maolong Tang, Li Wang, Douglas D Koch, Yan Li, David Huang
PURPOSE: To use Fourier-domain optical coherence tomography (OCT) to measure corneal power and calculate intraocular lens (IOL) power in cataract surgeries after laser vision correction. SETTING: Doheny Eye Institute, Los Angeles, California, and Cullen Eye Institute, Houston, Texas, USA. DESIGN: Prospective comparative case series. METHODS: Patients with previous myopic laser vision correction who had monofocal IOL implantation were enrolled...
April 2012: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/22321355/healing-changes-in-clear-corneal-cataract-incisions-evaluated-using-fourier-domain-optical-coherence-tomography
#10
Li Wang, Lena Dixit, Mitchell P Weikert, Richard B Jenkins, Douglas D Koch
PURPOSE: To evaluate the long-term wound-healing changes in clear corneal cataract incisions using Fourier-domain optical coherence tomography (OCT). SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. DESIGN: Case series. METHODS: Multiple OCT images were obtained in consecutive eyes that had phacoemulsification 1 day to 180 months previously. The incision midpoint was measured with OCT. The presence of Descemet membrane detachment, posterior wound gape, and posterior wound retraction was assessed...
April 2012: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/22018365/optimizing-intraocular-lens-power-calculations-in-eyes-with-axial-lengths-above-25-0-mm
#11
RANDOMIZED CONTROLLED TRIAL
Li Wang, Mariko Shirayama, Xingxuan Jack Ma, Thomas Kohnen, Douglas D Koch
PURPOSE: To evaluate the accuracy of refractive prediction of 4 intraocular lens (IOL) power calculation formulas in eyes with axial length (AL) greater than 25.0 mm and to propose a method of optimizing AL to improve the accuracy. SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA, and Department of Ophthalmology, Goethe University, Frankfurt am Main, Germany. DESIGN: Case series. METHODS: Refractive prediction errors with the Holladay 1, Haigis, SRK/T, and Hoffer Q formulas were evaluated in consecutive cases...
November 2011: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/20692556/evaluation-of-intraocular-lens-power-prediction-methods-using-the-american-society-of-cataract-and-refractive-surgeons-post-keratorefractive-intraocular-lens-power-calculator
#12
Li Wang, Warren E Hill, Douglas D Koch
PURPOSE: To evaluate the accuracy of methods of intraocular lens (IOL) power prediction after previous laser in situ keratomileusis (LASIK) or photorefractive keratectomy (PRK) using the American Society of Cataract and Refractive Surgery IOL power calculator. SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, and private practice, Mesa, Arizona, USA. METHODS: The following methods were evaluated: methods using pre-LASIK/PRK keratometry (K) and surgically induced change in refraction, methods using surgically induced change in refraction, and methods using no previous data...
September 2010: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/20202540/repeatability-of-corneal-power-and-wavefront-aberration-measurements-with-a-dual-scheimpflug-placido-corneal-topographer
#13
Li Wang, Mariko Shirayama, Douglas D Koch
PURPOSE: To evaluate the repeatability of the Galilei dual-Scheimpflug analyzer in measuring corneal curvature, wavefront aberrations, pachymetry, and anterior chamber depth (ACD). SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. METHODS: Three consecutive measurements were performed in 1 eye of each subject. The following were evaluated: (1) mean total corneal power at the central, paracentral, and peripheral zones (0...
March 2010: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/20117708/custom-selection-of-aspheric-intraocular-lenses-after-wavefront-guided-myopic-photorefractive-keratectomy
#14
Li Wang, John D Pitcher, Mitchell P Weikert, Douglas D Koch
PURPOSE: To determine the optimum amount of spherical aberration in an intraocular lens (IOL) to maximize optical quality after previous wavefront-guided myopic photorefractive keratectomy (PRK). SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. METHODS: Aspheric IOL implantation was simulated in 102 eyes of 77 patients. The amount of spherical aberration in the IOL was varied to produce residual ocular spherical aberration from -0...
January 2010: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/19027559/residual-higher-order-aberrations-caused-by-clinically-measured-cyclotorsional-misalignment-or-decentration-during-wavefront-guided-excimer-laser-corneal-ablation
#15
COMPARATIVE STUDY
Li Wang, Douglas D Koch
PURPOSE: To evaluate the impact of residual wavefront aberrations on optical image quality induced by cyclotorsional misalignment and centration error. SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. METHODS: Cyclotorsional misalignment and decentration were measured in 58 eyes of 38 patients using an iris-registration system. To calculate residual wavefront aberrations if iris registration was not engaged, each eye's preoperative wavefront map was rotated or decentered by the amounts calculated by iris registration; this wavefront was subtracted from the preoperative wavefront (6...
December 2008: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/18614568/vision-screening-for-frail-older-people-a-randomised-trial
#16
RANDOMIZED CONTROLLED TRIAL
B Swamy, R G Cumming, R Ivers, L Clemson, J Cullen, M F Hayes, M Tanzer, P Mitchell
AIM: To assess the effects of vision screening, and subsequent management of visual impairment, on visual acuity and vision-related quality of life among frail older people. DESIGN: Randomised controlled trial. SETTING: Community in Sydney, Australia. PARTICIPANTS: 616 men and women aged 70 years and over (mean age 81 years) recruited mainly from people attending outpatient aged care services. CONTROL: No vision assessment or intervention INTERVENTIONS: Comprehensive vision and eye examinations conducted by an optometrist...
June 2009: British Journal of Ophthalmology
https://www.readbyqxmd.com/read/17964395/effect-of-square-edged-intraocular-lenses-on-neodymium-yag-laser-capsulotomy-rates-in-the-united-states
#17
Georgia Cleary, David J Spalton, Douglas D Koch
PURPOSE: To model the effect of the introduction of square-edged intraocular lenses (IOLs) in the United States on neodymium:YAG (Nd:YAG) laser capsulotomy rates and to compare the model with actual capsulotomy rates. SETTING: Ophthalmology Department, St. Thomas' Hospital, London, United Kingdom, and Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. METHODS: The actual numbers of cataract surgeries and Nd:YAG laser capsulotomies performed in the U...
November 2007: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/17889765/custom-optimization-of-intraocular-lens-asphericity
#18
Li Wang, Douglas D Koch
PURPOSE: To investigate the optimal amount of spherical aberration (SA) in an intraocular lens (IOL) to maximize optical quality. SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. METHODS: In 154 eyes of 94 patients aged 40 to 80 years, implantation of aspherical IOLs with different amounts of SA to produce residual ocular SA from -0.50 to +0.50 microm was simulated. Using the VOL-CT program (Sarver and Associates), corneal wavefront aberrations up to 6th order were computed from corneal topographic elevation data (Humphrey Atlas, Carl Zeiss, Inc...
October 2007: Journal of Cataract and Refractive Surgery
https://www.readbyqxmd.com/read/16987903/histological-parameters-helpful-in-recognising-steroid-treated-temporal-arteritis-an-analysis-of-35-cases
#19
Ramon L Font, Venkatesh C Prabhakaran
AIM: To establish the histological and immunohistochemical parameters that are helpful in recognising temporal arteritis in patients who have been treated with steroids before biopsy, and to analyse the clinical features and correlate them with the histological findings. METHODS: A retrospective review of charts of 35 patients treated with steroids before obtaining temporal artery biopsy specimens, spanning a 11-year period from 1995 to 2005. The study was conducted at the Ophthalmic Pathology Laboratory, Cullen Eye Institute, Houston, Texas, USA...
February 2007: British Journal of Ophthalmology
https://www.readbyqxmd.com/read/16129285/higher-order-aberrations-from-the-internal-optics-of-the-eye
#20
Li Wang, Ricardo M Santaella, Marc Booth, Douglas D Koch
PURPOSE: To analyze the distribution of human higher-order wavefront aberrations (3rd- to 6th-order) from the internal optics (WA(internal)) and the variations with age and to evaluate the degree of compensation that the internal optics provide for anterior corneal aberrations (WA(cornea)). SETTING: Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, USA. METHODS: With assumption of a simple model for the eye, the WA(internal) were obtained by direct subtraction of the WA(cornea) from the ocular aberrations (WA(eye))...
August 2005: Journal of Cataract and Refractive Surgery
keyword
keyword
56416
1
2
Fetch more papers »
Fetching more papers... Fetching...
Read by QxMD. Sign in or create an account to discover new knowledge that matter to you.
Remove bar
Read by QxMD icon Read
×

Search Tips

Use Boolean operators: AND/OR

diabetic AND foot
diabetes OR diabetic

Exclude a word using the 'minus' sign

Virchow -triad

Use Parentheses

water AND (cup OR glass)

Add an asterisk (*) at end of a word to include word stems

Neuro* will search for Neurology, Neuroscientist, Neurological, and so on

Use quotes to search for an exact phrase

"primary prevention of cancer"
(heart or cardiac or cardio*) AND arrest -"American Heart Association"