Anterior & Posterior Segment OCT: Current Technology & Future Applications Ashok Garg
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1Anterior and Posterior Segment OCT: Current Technology and Future Applications
3Anterior and Posterior Segment OCT: Current Technology and Future Applications
Editor-in-ChiefAshok GargMS PhD FIAO(Bel) FRCS FRSM FAIMS ADM FICA International and National Gold Medalist Chairman and Medical Director Garg Eye Institute and Research Center Hisar, Haryana, India ForewordsRonaldYeoh Clement CY Tham
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Anterior and Posterior Segment OCT: Current Technology and Future Applications
First Edition: 2014
9789350909782
Printed at
System requirement:
Accompanying CD/DVD-ROM is playable only in Computer and not in DVD player.
CD/DVD has autorun function—it may take few seconds to load on your computer. If it does not work for you, then follow the steps below to access the contents manually:
2DVD CONTENTS
  1. OCT in Anterior Segment Surgery
    Gabor B Scharioth (Germany)
  2. OCT in Posterior Segment Surgery
    Jose Maria Ruiz-Moreno (Spain)
4Guest Editors
Honorary Editors
7Dedicated to
My Respected Param Pujya Guru Sant Gurmeet Ram Rahim Singh Ji Insa for his blessings and motivation
My Respected Parents, teachers, my wife Dr Aruna Garg son Abhishek and daughter Anshul for their constant support and patience during all these days of hard work
My dear friend Dr Amar Agarwal a renowned International Ophthalmologist for his constant support, guidance and expertise
Ashok Garg
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9Contributors
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13Foreword
I congratulate Professor Ashok Garg for coming up with this concept for an OCT book on both the anterior and posterior segment. There have been many times on posterior segment OCT but not so many on anterior segment OCT.
Whilst clinical acumen is still a critical component of the ophthalmologists’ makeup, relevant ancillary investigations like OCT imaging are becoming increasingly indispensable. OCT imaging of the macula for example is becoming the norm for many cataract surgeons as well as being a mainstay of retinal specialists. Corneal and glaucoma surgeons are similarly finding that anterior segment OCT to view the angle structures and intracorneal architecture are very useful.
OCT imaging is a rapidly developing field and it is very timely that Professor Garg has put this book out now. The comprehensive coverage of almost every imaginable clinical situation that OCT can be applied to is most useful and he has recruited a stellar international cast of authors to do this.
This book will be an invaluable addition to all ophthalmic libraries.
Ronald Yeoh FRCS FRCOphth DO FAMS
Secretary, APACRS
Consultant Eye Surgeon and Medical Director
Eye and Retina Surgeons
#13-03 Camden Medical Center
One Orchard Boulevard
Singapore
Tel: +65 67382000
Fax: +65 67382111
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15Foreword
Rapid advancements in ophthalmic imaging technologies have suddenly open up many previously unforeseen possibilities and opportunities in the investigation and management of various important ophthalmic diseases, of both the anterior and posterior segments of the eye. Ocular coherence tomography (OCT) is no doubt one of the most widely available and applied ophthalmic imaging technologies in recent times. The first in vivo image of the human eye using the principle of white-light interferometry was presented by AF Fercher in 1990. Since then, OCT technology has rapidly matured and offered ever-increasing resolution, image quality, and greater ease of use.
Today, OCT technology allows the imaging and quantification of ocular tissue parameters, as well as abnormal lesions, and has found applications in corneal disorders, refractive and cataract surgeries, drainage angle imaging, retinal, choroidal, and macular diseases, and diagnosis and monitoring of glaucoma. Increasingly, OCT is also finding applications in neuro-ophthalmological conditions, and even in oculoplastic surgery. With technological advancements, new data from well-designed clinical studies, and even better analysis software, the future possibilities and potential for OCT are practically limitless.
It is my greatest pleasure to congratulate Dr Ashok Garg for assembling such a stellar collection of editors and contributors, to produce this very up-to-date textbook Anterior and Posterior Segment OCT: Current Technology and Future Applications. The accompanying video DVD-ROM makes it very easy for the readers to quickly grasp important concepts, and to appreciate the beauty and usefulness of this exciting technology. I have no doubt this important textbook will help educate many generations of ophthalmologists, bringing great benefits to patients worldwide.
Clement CY Tham
MA(Cantab) BM Bch(Oxon) FRCS(Glasgow) FCS(HK) FCOphth(HK) FHKAM (Ophthalmology)
SH Ho Professor of Ophthalmology and Visual Sciences
The Chinese University of Hong Kong
Honorary Chief-of-Service, Hong Kong Eye Hospital
Director, CUHK Eye Center
Secretary General, Asia-Pacific Academy of Ophthalmology (APAO)
Department of Ophthalmology and Visual Sciences
The Chinese University of Hong Kong
Hong Kong Eye Hospital
147K Argyle Street, Kowloon, Hong Kong
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17Preface
Optical coherence tomography (OCT) is a noninvasive objective ocular imaging technology providing cross-sectional images of the in vivo tissues at a micrometer resolution scale.
Optical coherence tomography (OCT) was first reported of its use in ophthalmology by Puliafito and Fujimoto in 1991. Since its advent, it is one of the most useful devices in ophthalmic clinical practice. Over years, the clinical applications of OCT have improved dramatically in precision and specificity. As the resolution of OCT has been getting more and more refined and sophisticated specially with spatially encoded spectral domain OCT, intraoperative Fourier domain OCT, swept OCT, confocal or full-field OCT and TD-OCT, the identification, detection, localization and quantification of tissues has become more reliable and superior. OCT has now wider applications both in anterior and posterior segments diagnostics and intraoperative providing outcomes for the eye surgeons.
The present comprehensive book on OCT has been planned and prepared to cover all current and futuristic applications of OCT in ophthalmology. The 31 chapters of this book cover more anterior and posterior segments indication of OCT including cataract and refractive surgery, phakic lens, glaucoma, oculoplasty, corneal conditions, keratoplasty, neuro-ophthalmology and retinal disorders. International experts of the field and shared their experiences in form of chapters in this book nicely. The special attraction of the book is interactive video DVD showing intraoperative use of OCT with various clinical conditions not available elsewhere.
We are highly thankful to Shri Jitendar P Vij (Group Chairman), Mr Ankit Vij (Managing Director), Mr Tarun Duneja (Director-Publishing) and all staff members of M/s Jaypee Brothers Medical Publishers (P) Ltd, New Delhi, India, who took keen interest in the speedy completion of this project.
We expect this comprehensive book on OCT shall serve as Ready Reckoner for the Anterior and Posterior Segment surgeons to refresh and fine tune their surgical and diagnostics skills.
Editors