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Books > Medicine > Other branches of medicine > Medical imaging > General
The field of inflammatory bowel disease has evolved in many ways. The first has been the revolution in medical therapy for the disease. With the advent of biologic therapy, the aspirational goal of therapy has become mucosal healing. These medications have also made it possible to avoid or delay surgery for ulcerative colitis and Crohn's disease. Although non-invasive strategies such as MR or CT enterography or stool-based assays are helpful, they have not been able to replace the prognostic information provided by endoscopy. Simultaneously, the quality and spectrum of tools available to perform endoscopy has widened. High resolution endoscopes are now the norm and are nearly as good as chromoendoscopy for identifying dysplasia in ulcerative colitis patients. Most gastroenterologists also perform dilations but do not generally do this for patients with IBD. Finally, newer devices such as enteroscopes, endoscopic ultrasound, and endomicroscopes are being incorporated into the algorithms to diagnose and treat complications of IBD. This issue highlights all of these advances by the experts in their fields.
Searching for an objective and specific in vivo biomarker for normal physiology and early disease diagnosis has always been a major goal, but also one of the most challenging aspects in brain research. Possible earlier identification of the key pathological signature of diseases (for instance, Alzheimers disease (AD)) is critical for efficient treatment and disease prevention. The concept of combined imaging features is based on the recent accumulating evidence that neither PET nor MRI alone is enough for characterising the earliest AD pathology. The results of this book will, for the first time, highlight in vivo the possibility to describe the early detection and multiple biomarkers based on combined imaging features using PET-MRI, which is the most ideal model for such studies. The newly-developed hybrid imaging technology combining PET and MRI (PET/MRI) for the past few years is emerging, and has drawn much attention in technical developments and clinical applications. PET-MRI opens new horizons in multi-parametric neuroimaging for clinical research that allows simultaneous imaging of multiple parametric changes, such as blood flow and metabolism at the same time. This integration significantly decreases the potential errors in image registration, the difficulty of interpreting underlying coexisting pathophysiological events, and most importantly, patient discomfort. This book will provide the most up-to-date and current status of multiple neuroimaging techniques. The most intriguing application of multi-modality neuroimaging lies in simultaneous interpretation and unique information that each modality can offer. Therefore, this book will present some forefront and interesting examples for the first time in this field of research. This will hopefully trigger the interest of colleagues in this challenging field and help facilitate the applications of the neuroimaging techniques described.
Photodynamic therapy (PDT) is increasingly being used amongst health practitioners in combating a variety of diseases. This book reviews the current state of development of PDT, and also presents the foreseeable advancements of the field in the next decade. Practitioners in biological sciences, biotechnology and medicinal and pharmaceutical chemistry will find this book an invaluable source of information. Chapters are drawn from research discussed at the 10th International Symposium on Photodynamic Therapy and Photodiagnosis in Clinical Practice in Brixen and are written and edited by leaders in the field. Mirroring the philosophy of that meeting, this book contains an informative balance of the basic science and clinical applications of PDT. Following an introduction to PDT, its history, and how techniques have developed, chapters serve as a practical guide for practitioners, covering topics such as sensitizer dosage and light dosage, and examples of relevant studies. The text goes further to explore areas outside the medical field, such as the impact of PDT on society and the environment, and the economics of therapies. This book is dedicated to the memory of Professor Giulio Jori, an expert in this field, who sadly passed away on the 23rd December 2014.
Ovarian cancer is not only the commonest but also the most lethal gynaecological malignancy, partly because the majority of patients present with advanced disease. Nevertheless, the management of patients with ovarian neoplasms has changed substantially recently, with improved survival due to better screening strategies, major advances in chemotherapy and the constantly evolving role of surgery. Optimal patient care is best achieved by a multidisciplinary team, with imaging playing a pivotal role. The explosion of technological developments in imaging in recent years has meant that all members of the team should understand the potential applications, limitations and advantages of evolving imaging techniques. Each volume in Contemporary Issues in Cancer Imaging - A Multidisciplinary Approach is edited by an expert guest editor with contributions from all members of the multidisciplinary team, thus bringing together expertise from many specialties to promote the understanding and application of modern imaging in overall patient management.
Dieses Buch fasst therapieorientiert die modernen Moeglichkeiten und neuesten Erkenntnisse auf dem Gebiet der Gefassdiagnostik zusammen. Es schlagt weiterhin die Brucke von der sonographischen Gefassdiagnostik zur Therapie. Ultraschall in der Gefassdiagnostik fuhrt den Anfanger vom rationalen Untersuchungsablauf zur sicheren Befunderhebung. Erfahrene Nutzer profitieren von Tipps und Tricks zur zeiteffizienten Diagnostik, der Beschreibung seltener Gefasserkrankungen und der Darstellung der therapeutischen Konsequenz aus den Ultraschallbefunden. In der Neuauflage ist besonders berucksichtigt: - Die Duplexsonographie als Moeglichkeit zur Visualisierung der normalen und pathologischen Hamodynamik zu verstehen, ist ein besonderes Anliegen des Buches ("Lernen, Dopplerspektren richtig zu lesen"). - Konzepte zur zeiteffizienten Untersuchung zum Teil vom Autor selbst entwickelt - Methodenkritische Diskussion von Diskrepanzen in Ultraschallstudien sowie in Vergleichsstudien mit radiologischen Verfahren. - Methodische Neuerungen wie die Kontrastmittelsonographie werden vorgestellt und die diagnostischen Moeglichkeiten im klinischen Alltag detailliert gefassbezogen diskutiert. - Neue wissenschaftliche Erkenntnisse werden methodenkritisch reflektiert, auf Ihre Wertigkeit in Diagnostik und Therapie planung uberpruft und Kontroversen diskutiert. - Ultraschall in der Stufendiagnostik rational bis zu Therapie einsetzen
The use of neuroimaging studies in psychiatry is exploding -- and offers tremendous potential for practicing clinicians. Yet if you're like many psychiatrists, you're sometimes uncertain about which studies to use in specific situations. Until now, you've had to sort through the only information available -- technical reviews in the literature -- for guidance. But no more. Essentials of Neuroimaging for Clinical Practice is an all-in-one resource that explains how to use these powerful techniques to improve outcomes. It demystifies neuroimaging with clear, concise, and practical advice on using today's most advanced applications in the diagnostic workup of patients. This practical clinical guide will help you achieve a solid understanding of the full range of neuroimaging modalities: - Structural techniques such as computed tomography (CT) and magnetic resonance imaging (MRI) - Functional techniques such as positron emission tomography (PET), single photon emission computed tomography (SPECT), functional magnetic resonance imaging (fMRI), and magnetic resonance spectroscopy (MRS)- Other techniques such as electroencephalography (EEG) -- including quantitative EEG and event-related potentials -- and magnetoencephalography. For each modality, you'll find: - A basic review of the technique -- trace the development of each modality, and become familiar with its underlying technology.- Guidance on when to use it -- learn which techniques are best to use in specific clinical situations. - Tips for ordering studies -- discover how to write up orders to obtain the most accurate and detailed information from each study, including when to use contrast and how to determine the best acquisition parameters.- A look at its future potential in practice and research -- explore the current capabilities of each modality and the most promising strategies for improving diagnostic results. Filled with examples of real-life imaging studies, Essentials of Neuroimaging for Clinical Practice is a must-have tool for all practicing psychiatrists and psychologists. In addition, it will serve as an excellent clinical guide for residents -- and an outstanding text for courses in clinical neuroimaging for psychiatrists.
Ideal for classroom use and self-study, this book explains the implementation of the most effective modern methods in image analysis, covering segmentation, registration and visualisation, and focusing on the key theories, algorithms and applications that have emerged from recent progress in computer vision, imaging and computational biomedical science. Structured around five core building blocks - signals, systems, image formation and modality; stochastic models; computational geometry; level set methods; and tools and CAD models - it provides a solid overview of the field. Mathematical and statistical topics are presented in a straightforward manner, enabling the reader to gain a deep understanding of the subject without becoming entangled in mathematical complexities. Theory is connected to practical examples in x-ray, ultrasound, nuclear medicine, MRI and CT imaging, removing the abstract nature of the models and assisting reader understanding, whilst computer simulations, online course slides and a solution manual provide a complete instructor package.
Studienarbeit aus dem Jahr 2014 im Fachbereich Medizin - Radiologie, Nuklearmedizin, Note: 1,0, DIPLOMA Fachhochschule Nordhessen; Zentrale, Sprache: Deutsch, Abstract: Diese Arbeit versteht sich als komprimierter Versuch, ein wenig Licht in das Fachgebiet der Radiologie, mit all seinen Facetten zu bringen. Aufgezeigt werden soll, in welchen Bereichen des taglichen Arbeitens die Radiologie zur Anwendung kommt und welche unverzichtbare Rolle sie in der Medizin einnimmt. Sie dient als eine Art Informationsbroschure fur all jene im Gesundheitssektor tatigen Personen. Die Idee liegt in der Anregung an eine engere interdisziplinare Zusammenarbeit. Im ersten und umfangreicheren Teil dieser Arbeit werde ich auf die geschichtliche Entwicklung und die allgemeinen theoretischen Grundlagen des Fachbereiches Radiologie mit all ihrer Komplexitat eingehen. Der Theoretische Teil dieser Arbeit enthalt einige dennoch sehr vereinfachte physikalische Grundlagen, die aber zum besseren Gesamtverstandnis beitragen sollen. Erst im zweiten Teil fuhre ich auf, welche Auswirkung und welchen Stellenwert sie in der interdisziplinaren Zusammenarbeit im medizinischen Alltag hat. Mit dieser Arbeit stelle in Aussicht was sie uns zukunftig noch bringen wird.
Based on hospital clinical trials examining the use of signal and image processing techniques, Surface Imaging for Biomedical Applications bridges the gap between engineers and clinicians. This text offers a thorough analysis of biomedical surface imaging to medical practitioners as it relates to the diagnosis, detection, and monitoring of skin conditions and disease. Written from an engineer s perspective, the book discusses image acquisition methods, image processing, and pattern recognition techniques. It focuses on a variety of techniques used in recent years for image processing and pattern recognition (principal component analysis, independent component analysis, singular value decomposition, texture modeling, inverse model analysis, polynomial surface fitting, and classification techniques), and considers interventional and non-invasive procedures used to diagnose skin-related disease. It examines the biological causation of four skin disorders (psoriasis, vitiligo, ulcer, and acne), provides basic terminologies in surface imaging, and details the outcome of various clinical observations and other research. It also details numerous measurement parameters related to surface imaging (body surface, skin color, tissue characteristic, thickness, roughness, volume of skin, and retinal changes).
This interdisciplinary reference highlights the importance of disease diagnosis and monitoring, and is suitable for medical practitioners, biomedical engineers, and core image processing researchers."
Second-harmonic generation (SHG) microscopy has shown great promise for imaging live cells and tissues, with applications in basic science, medical research, and tissue engineering. Second Harmonic Generation Imaging offers a complete guide to this optical modality, from basic principles, instrumentation, methods, and image analysis to biomedical applications. The book features contributions by experts in second-harmonic imaging, including many pioneering researchers in the field. Written for researchers at all levels, it takes an in-depth look at the current state of the art and possibilities of SHG microscopy. Organized into three sections, the book:
Historically, clinical imaging at the cellular and tissue level has been performed by pathologists on ex vivo biopsies removed by the surgeon. While histology remains the "gold standard" for pathologists, its interpretation remains highly subjective. Much of SHG research has focused on developing more quantitative, objective metrics. A tutorial for newcomers and an up-to-date review for experts, this book explores how SHG may be used to more precisely image a wide range of pathological conditions and diseases."
Publisher's Note: Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product.The latest advances in vibrational spectroscopic biomedical imagingWritten by expert spectroscopists, Vibrational Spectroscopic Imaging for Biomedical Applications discusses recent progress in the field in areas such as instrumentation, detector technology, novel modes of data collection, data analysis, and various biomedical applications. This full-color volume covers various IR imaging techniques, including transmission reflection, transflection, and attenuated total reflection (ATR) imaging, and Raman imaging. The efficient use of vibrational spectroscopy in clinical applications is emphasized in this state-of-the-art guide. Coverage includes: Automated breast histopathology using mid-IR spectroscopic imaging Synchrotron-based FTIR spectromicroscopy and imaging of single algai cells and cartilage Preparation of tissues and cells for infrared and Raman spectroscopy and imaging Evanescent wave imaging sFTIR, Raman, and surface-enhanced Raman spectroscopic imaging of fungal cells Widefield Raman imaging of cells and tissues Resonance Raman imaging and quantification of carotenoid antioxidants in the human retina and skin Raman microscopy for biomedical applications--efficient diagnosis of tissues, cells, and bacteria The current sate of Raman imaging in clinical application Vibrational spectroscopic imaging of microscopic stress patterns in biomedical materials Tissue imaging with coherent anti-Stokes Raman scattering microscopy
Breast MRI has emerged as a valuable adjunct to the conventional imaging modalities in the detection of primary and recurrent breast cancer. Yet, most radiologists who rely on MRI do not have knowledge of the fundamentals so essential to achieving and maintaining high image quality. With a focus on the basic imaging principles of breast MRI rather than on mathematical equations, this book takes a practical approach to imaging protocols that helps radiologists increase their diagnostic effectiveness. The text walks the reader through the basics of MRI, making it especially accessible to beginners. From a detailed outline of equipment prerequisites for obtaining high quality breast MRI to instructions on how to optimize image quality, expanded discussions on how to obtain optimized dynamic information, and explanations of good and bad imaging techniques, the book covers the topics that are most relevant to performing breast MRI.
Publisher's Note: Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product. Essential light scattering theories, techniques, and practices Extend tissue characterization and analysis capabilities using cutting-edge biophotonics tools and technologies. This comprehensive resource details the principles, devices, and procedures necessary to fully employ light scattering in clinical and diagnostic applications. Biomedical Applications of Light Scattering explains how to work with biological scatterers and scattering codes, accurately model tissues and cells, build time-domain simulations, and resolve inverse scattering issues. Noninvasive biopsy procedures, precancer and disease screening methods, and fiber optic probe design techniques are also covered in this detailed volume. Analyze light scattering spectra from complex and continuous media Build high-resolution cellular models using FDTD and PSTD methods Work with confocal microscopic imaging and diffuse optical tomography Measure blood flow using laser Doppler, LSCI, and photon correlation Perform noninvasive optical biopsies using elastic scattering techniques Assess bulk tissue properties using differential pathlength spectroscopy Detect precancerous lesions using angle-resolved low-coherence interferometry Risk-stratify patients for colonoscopies using enhanced backscattering methods
ECGs for Nurses provides everything the nurse needs to know about the electrocardiogram. Accessible yet comprehensive, and packed with case studies, this portable guide enables nurses to become skilled practitioners in an area often seen as highly complex. Using real ECG traces as examples, possible effects on the patient and treatment options are discussed, with a focus on the role of the nurse. This fully illustrated second edition remains the essential reference guide for nurses working in all acute areas, as well as general nurses and students learning about ECGs for the first time.One of the only ECG texts written by a nurse specifically for nursesWritten by an expert in the fieldEasy-to-access information, full of practical adviceEssential for nurses working and studying in intensive care, high dependency units, theatre, theatre recovery coronary care units, medical wards and accident and emergency.Case studies and discussion of real ECGs throughout. New to this editionFully updated throughout with up-to-date guidelines and proceduresIncludes new guidelines on management of cardiac arrest arrhythmiasCase studies added to all chapters
A must-read for anyone working in electronics in the healthcare sector This one-of-a-kind book addresses state-of-the-art integrated circuit design in the context of medical imaging of the human body. It explores new opportunities in ultrasound, computed tomography (CT), magnetic resonance imaging (MRI), nuclear medicine (PET, SPECT), emerging detector technologies, circuit design techniques, new materials, and innovative system approaches. Divided into four clear parts and with contributions from a panel of international experts, Medical Imaging systematically covers: X-ray imaging and computed tomography-X-ray and CT imaging principles; Active Matrix Flat Panel Imagers (AMFPI) for diagnostic medical imaging applications; photon counting and integrating readout circuits; noise coupling in digital X-ray imaging Nuclear medicine-SPECT and PET imaging principles; low-noise electronics for radiation sensors Ultrasound imaging-Electronics for diagnostic ultrasonic imaging Magnetic resonance imaging-Magnetic resonance imaging principles; MRI technology
Written by a team of expert authors from all members of the multidisciplinary cancer care team, Pancreatic Cancer summarizes our current understanding of the epidemiology, genetics, imaging and treatment of these complex malignancies. Each imaging modality is reviewed, with an emphasis on MDCT, MRI and EUS; the key aspects of image interpretation are covered. Separate chapters focus on diagnosis and staging of ductal adenocarcinoma, cystic pancreatic neoplasms and neuroendocrine tumors; rare neoplasms and benign pancreatic disorders that mimic pancreatic cancer are also considered. All treatment options are discussed in detail, including surgery, chemotherapy and radiation therapy, and the multidisciplinary approach to patients with more advanced disease is fully reviewed. This volume is a state-of-the-art review of current practice and knowledge of pancreatic cancer. |
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