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Author: E. Colon
Publisher: Springer Science & Business Media
ISBN: 9400920598
Category : Medical
Languages : en
Pages : 524
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Book Description
Evoked potentials are potentials that are derived from the peripheral or central nervous system. They are time locked with an external stimulus and can be influenced by subjective intentions. Evoked potentials have become increasingly popular for clinical diagnosis over the last few years. Evoked potentials from the visual system are used by ophthalmologists in order to localize the abnormalities in the visual pathway. The otologists are mainly involved in brainstem auditory evoked potentials, while the pediatricians, neonatologists, neurologists and clinical neurophysiologists make use of multimodal stimulation. The psychiatrists and psychologists, generally, examine the slow potentials such as P300 and CNV. Anesthesiologists use short latency somatosensory and visual evoked potentials in order to monitor the effectiveness of the anesthesia. Pharmaco evoked potentials are very promising measures for the quan tification of the effectiveness of drug action on the cerebral cortex. Urologists are more and more involved in pudendal somatosensory evoked potentials and in the intensive care unit evoked potentials are used in order to monitor the functional state of the central nervous system of the patient. This overwhelming number of examinations and exam ina tors clearly demonstrates the need for guidelines and standardization of the methods used. The evoked potential metholody is restricted by the relative poor signal to noise ratio. In many diseases this signal to noise ratio decrease rapidly during the progression of the illness. Optimal technical equipment and methodology are therefore essential.
Author: E. Colon
Publisher: Springer Science & Business Media
ISBN: 9400920598
Category : Medical
Languages : en
Pages : 524
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Book Description
Evoked potentials are potentials that are derived from the peripheral or central nervous system. They are time locked with an external stimulus and can be influenced by subjective intentions. Evoked potentials have become increasingly popular for clinical diagnosis over the last few years. Evoked potentials from the visual system are used by ophthalmologists in order to localize the abnormalities in the visual pathway. The otologists are mainly involved in brainstem auditory evoked potentials, while the pediatricians, neonatologists, neurologists and clinical neurophysiologists make use of multimodal stimulation. The psychiatrists and psychologists, generally, examine the slow potentials such as P300 and CNV. Anesthesiologists use short latency somatosensory and visual evoked potentials in order to monitor the effectiveness of the anesthesia. Pharmaco evoked potentials are very promising measures for the quan tification of the effectiveness of drug action on the cerebral cortex. Urologists are more and more involved in pudendal somatosensory evoked potentials and in the intensive care unit evoked potentials are used in order to monitor the functional state of the central nervous system of the patient. This overwhelming number of examinations and exam ina tors clearly demonstrates the need for guidelines and standardization of the methods used. The evoked potential metholody is restricted by the relative poor signal to noise ratio. In many diseases this signal to noise ratio decrease rapidly during the progression of the illness. Optimal technical equipment and methodology are therefore essential.
Author: Ross J. Roeser
Publisher: Thieme
ISBN: 1604066326
Category : Medical
Languages : en
Pages : 617
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Book Description
An invaluable reference for diagnosing common auditory disorders Written by the foremost authorities in the field, Audiology: Diagnosis presents the basic concepts and essential clinical information for diagnosing auditory disorders, otologic diseases, and vestibular dysfunction. The book provides a thorough review of fundamental principles of diagnosis, including the basic procedures, the anatomy and physiology of the auditory system, imaging techniques, instrumentation, calibration, and more. It also covers the clinical tests essential for assessing the type and degree of hearing loss and for determining the etiological factors underlying the patient's disorder. Chapters address such important topics as ototoxicity and pharmacology in the audiology practice, and utilizing functional brain imaging and radiologic techniques. Highlights: New information on effective methods for neonatal hearing screening, assessment of vestibular disorders, the genetics of hearing loss, and recent advances in testing for auditory processing disorders in children and adults Chapter outlines to rapidly acquaint reader with topics to be discussed Pearls, pitfalls, controversial points, and special considerations providing recommendations and comments on key aspects of patient care Audiology: Diagnosis is one part of a three-volume series, which is completed by Audiology: Treatment and Audiology: Practice Management. Together these books provide audiologists and students in graduate programs with an invaluable resource for each stage of management.
Author: Ananthanarayan Krishnan
Publisher: Plural Publishing
ISBN: 1635502527
Category : Medical
Languages : en
Pages : 401
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Book Description
Auditory Brainstem Evoked Potentials: Clinical and Research Applications provides a solid foundation of the theoretical principles of auditory evoked potentials. This understanding is important for both the development of optimal clinical test strategies, and interpretation of test results. Developed for graduate-level audiology students, this comprehensive text aims to build a fundamental understanding of auditory evoked brainstem responses (ABR), and their relationship to normal and impaired auditory function, as well as its various audiologic and neurootologic applications. In addition to covering the classical onset ABR, the book provides a thorough review of sustained brainstem responses elicited by complex sounds, including auditory steady state response (ASSR), envelope following response (EFR), and frequency following response (FFR), and the growing clinical and research applications of these responses. By exploring why certain stimulus manipulations are required to answer specific clinical questions, the author provides the resources needed for students and clinicians to make reasoned decisions about the optimal protocol to use in a given situation. Key Features: * A full chapter devoted to laboratory exercises * Numerous illustrations to help explain key concepts * Description of neural bases underlying amplitude and latency changes * Troubleshooting techniques * End-of-chapter summaries
Author: John T. Jacobson
Publisher: Taylor & Francis Group
ISBN: 9780850665048
Category : Audiometry
Languages : en
Pages : 482
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Book Description
Author: Linda J. Hood
Publisher: Singular
ISBN:
Category : Medical
Languages : en
Pages : 308
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Book Description
Focusing on the auditory brainstem response (ABR) and its applications in evaluating neural disorders and hearing sensitivity, Clinical Applications of the Auditory Brainstem Response is an essential tool for every audiologist. This practical, hands-on manual provides the information necessary to understand the bases for and applications of the auditory brainstem response in clinical practice, presenting substantive, valuable information on both performance and interpretation of the measures.
Author: Robert F. Burkard
Publisher: Lippincott Williams & Wilkins
ISBN: 9780781757560
Category : Medical
Languages : en
Pages : 156
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Book Description
Written by experts with extensive clinical and scientific experience, this comprehensive textbook presents the state of the art in auditory evoked potentials. Opening chapters explain the nature of electrical fields that generate surface recorded potentials, summarize the imaging modalities that complement evoked potential studies, and review acoustics and instrumentation. Major sections examine the anatomy and physiology of the auditory periphery, brainstem, and cortex and the principles and clinical applications of auditory, myogenic, visual, somatosensory, and vestibular evoked potentials. Chapters present hands-on laboratory exercises and clinical case studies. A full-color insert includes 3D images from multi-channel evoked potentials and functional imaging.
Author: Patrick R. Hof
Publisher: Elsevier
ISBN: 008052558X
Category : Medical
Languages : en
Pages : 989
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Book Description
Some well-known age-related neurological diseases include Parkinson's disease, Alzheimer's disease, deafness, and blindness. Even more common are the problems of aging which are not due to disease but to more subtle impairments in neurobiological systems, including impairments in vision, memory loss, muscle weakening, and loss of reproductive functions, changes in body weight, and sleeplessness. As the average age of our society increases, diseases of aging continue to become more common, and conditions associated with aging need more attention by doctors and researchers. In 1991, patients over the age of 65 saw their doctors an average of eight times per year. Research funding is provided by the Neuroscience and Neuropsychology of Aging (NNA) Program, which is run by the National Institute on Aging. This book offers a comprehensive overview of all topics related to functional impairments which are related to the aging brain and nervous system. It is organized according to four general functions: movement, senses, memory, and neuroendocrine regulation. Written by the leading researchers in the field, this comprehensive work addresses both impairments associated with diseases and not associated with diseases, making it easier to understand the mechanisms involved. Functional Neurobiology of Aging is an important reference for professionals and students involved in aging research, as well as physicians who need to recognize and understand age-related impairments. - Organized by function, making it easy to find and understand the material - Addresses impairments both associated with diseases and not associated with diseases - Written by leading researchers in the field - Most comprehensive source of information on the neurobiology of aging
Author: Theodore Holmes Bullock
Publisher:
ISBN:
Category : Medical
Languages : en
Pages : 696
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Book Description
"I'll bet it will tum out that brains use both mechanisms, in different centers. " Much of my waking life and that of many of my friends is spent racking our brains over how brains work. This book claims that good science is often a form of betting on the outcome of research-the stakes being time and reputation and someone's money. Some scientists, to be sure, claim they avoid leaning this way or that, in the name of keeping an open mind. I recommend making expectations explicit in order to design controls against unconscious influence, formulate alternative outcomes more clearly-and to add zest. Both the immediately upcoming experiment and the expected result of many long years of work by many people after one is gone are proper subjects for betting or the most informed and serious guessing. The working title for this collection of new and old papers was for some time "Betting on how brains work" and then "Betting on brains. " It goes without saying that the book will not answer the title question but will speak to it, in particular making a series of propositions that I think are more likely to be confirmed by future research than the alternatives we can presently recognize. It follows that a significant message, implied in many chapters of the book is this.
Author: Gastone G. Celesia
Publisher: Elsevier Health Sciences
ISBN: 0702055654
Category : Medical
Languages : en
Pages : 491
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Book Description
Author: Nina Kraus
Publisher: Springer
ISBN: 331947944X
Category : Medical
Languages : en
Pages : 306
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Book Description
This volume will cover a variety of topics, including child language development; hearing loss; listening in noise; statistical learning; poverty; auditory processing disorder; cochlear neuropathy; attention; and aging. It will appeal broadly to auditory scientists—and in fact, any scientist interested in the biology of human communication and learning. The range of the book highlights the interdisciplinary series of questions that are pursued using the auditory frequency-following response and will accordingly attract a wide and diverse readership, while remaining a lasting resource for the field.
