גלאוקומה וקטרקט, פרופ’ איתן בלומנטל

מידע לרופאים

Infrequent Confirmation Of Visual Field Progression

Lee AC, Sample PA, Blumenthal EZ, Berry C, Zangwill L, Weinreb RN. Ophthalmology. 2002 Jun;109(6):1059-65. Glaucoma Center and Visual Function Laboratory, Department of Ophthalmology, University of California, San Diego, California 92093-0946, USA. ABSTRACT: OBJECTIVE: To evaluate the effects of the repeatability criteria on the detection of change in visual fields by six progression algorithms used […]

Infrequent Confirmation Of Visual Field Progression Read More »

Changes In Ultrasound Findings In Posterior Uveal Melanoma After Ruthenium 106 Brachytherapy

Kaiserman I, Anteby I, Chowers I, Blumenthal EZ, Kliers I, Pe’er J. Ophthalmology. 2002 Jun;109(6):1137-41. Department of Ophthalmology, Hadassah University Hospital, Jerusalem, Israel. Igork@cc.huji.ac.il ABSTRACT: PURPOSE: To analyze the postbrachytherapy ultrasonographic dynamics of uveal melanoma tumor height and internal reflectivity. DESIGN: Prospective, comparative, observational case series. PARTICIPANTS: One hundred forty-seven patients (147 eyes) with posterior

Changes In Ultrasound Findings In Posterior Uveal Melanoma After Ruthenium 106 Brachytherapy Read More »

The Learning Effect In Visual Field Testing Of Healthy Subjects Using Frequency Doubling Technology

Horani A, Frenkel S, Yahalom C, Farber MD, Ticho U, Blumenthal EZ. J Glaucoma. 2002 Dec;11(6):511-6. Department of Opthalmology, Hadassah University Hospital, Hadassah Medical School, Jerusalem, Israel. ABSTRACT: PURPOSE: To evaluate the presence, duration and magnitude of a learning effect in serial visual field (VF) testing, using the commercially available frequency doubling technology (FDT) instrument.

The Learning Effect In Visual Field Testing Of Healthy Subjects Using Frequency Doubling Technology Read More »

Misleading Statistical Calculations In Far-Advanced Glaucomatous Visual Field Loss

Blumenthal EZ, Sapir-Pichhadze R. Ophthalmology. 2003 Jan;110(1):196-200. Department of Ophthalmology, Hadassah University Hospital, and Hebrew University-Hadassah Medical School, Jerusalem, Israel. eblumenthal@md.huji.ac.il ABSTRACT: OBJECTIVE: In this study, the capability of statistical analysis indices to characterize static automated visual fields (VFs) accurately in cases of far-advanced glaucoma was assessed. DESIGN: Retrospective observational case series. PARTICIPANTS: Sixteen eyes

Misleading Statistical Calculations In Far-Advanced Glaucomatous Visual Field Loss Read More »

Evaluating Several Sources Of Variability For Standard And Swap Visual Fields In Glaucoma Patients, Suspects, And Normals

Blumenthal EZ, Sample PA, Berry CC, Lee AC, Girkin CA, Zangwill L, Caprioli J, Weinreb RN. Ophthalmology. 2003 Oct;110(10):1895-902. Glaucoma Center and Visual Function Laboratory, Dept. of Opthalmology, University of California-San Diego, 9500 Gilman Drive, La Jolla, CA 92093-0946, USA. ABSTRACT: PURPOSE: To quantify factors affecting test-retest variability of threshold measurements over a series of

Evaluating Several Sources Of Variability For Standard And Swap Visual Fields In Glaucoma Patients, Suspects, And Normals Read More »

Quantifying Retinal Nerve Fiber Layer Thickness Histologically: A Novel Approach To Sectioning Of The Retina

Blumenthal EZ. Invest Ophthalmol Vis Sci. 2004 May;45(5):1404-9. Department of Ophthalmology, Hebrew University, Hadassah Medical Center, Jerusalem, Israel. eblumenthal@md.huji.ac.il ABSTRACT: PURPOSE: To present a technique of ocular sectioning that enables continuous histologic measurements of peripapillary retinal nerve fiber layer (RNFL) thickness in a concentric ring around the optic disc, corresponding to similar regions measured by

Quantifying Retinal Nerve Fiber Layer Thickness Histologically: A Novel Approach To Sectioning Of The Retina Read More »

The Reliability Of Frequency-Doubling Perimetry In Young Children

Blumenthal EZ, Haddad A, Horani A, Anteby I. Ophthalmology. 2004 Mar;111(3):435-9. Comment in: Ophthalmology. 2005 Jan;112(1):169; author reply 169-70. Department of Ophthalmology, Hadassah University Hospital, PO Box 12000, Jerusalem 91120, Israel. eblumenthal@md.huji.ac.il ABSTRACT: OBJECTIVE: To evaluate whether healthy young children are able to perform automated static perimetry reliably using the frequency-doubling technology (FDT) perimeter. DESIGN:

The Reliability Of Frequency-Doubling Perimetry In Young Children Read More »

Post-Brachytherapy Initial Tumour Regression Rate Correlates With Metastatic Spread In Posterior Uveal Melanoma

Kaiserman I, Anteby I, Chowers I, Blumenthal EZ, Kliers I, Pe’er J. Br J Ophthalmol. 2004 Jul;88(7):892-5. Department of Ophthalmology, Hadassah University Hospital, POB 12000, IL-91120 Jerusalem, Israel. Igork@cc.huji.ac.il ABSTRACT: AIM: To confirm the prognostic value of post-brachytherapy initial tumour regression rate in posterior uveal melanoma. METHODS: A prospective, comparative, observational cohort study was carried

Post-Brachytherapy Initial Tumour Regression Rate Correlates With Metastatic Spread In Posterior Uveal Melanoma Read More »

Trabeculectomy and Phaco-Trabeculectomy with and without Peripheral Iridectomy

Kaplan-Messas A, Cohen Y, Blumenthal E, Avni I. Eur J Ophthalmol. 2009 Mar-Apr;19(2):231-4. Department of Ophthalmology, Assaf Harofeh Medical Center, Zerifin, affiliated with the Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv – Israel. audreykap@gmail.com ABSTRACT: PURPOSE: To compare the 1-year outcome of trabeculectomy and combined phaco-trabeculectomy that were performed with or without a

Trabeculectomy and Phaco-Trabeculectomy with and without Peripheral Iridectomy Read More »

Using Unsupervised Learning With Variational Bayesian Mixture Of Factor Analysis To Identify Patterns Of Glaucomatous Visual Field Defects

Sample PA, Chan K, Boden C, Lee TW, Blumenthal EZ, Weinreb RN, Bernd A, Pascual J, Hao J, Sejnowski T, Goldbaum MH. Invest Ophthalmol Vis Sci. 2004 Aug;45(8):2596-605. Hamilton Glaucoma Center, Department of Ophthalmology, University of California-San Diego, La Jolla, 92093-0946, USA. psample@eyecenter.ucsd.edu ABSTRACT: PURPOSE: To determine whether an unsupervised machine learning classifier can identify

Using Unsupervised Learning With Variational Bayesian Mixture Of Factor Analysis To Identify Patterns Of Glaucomatous Visual Field Defects Read More »