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Books > Medicine > Other branches of medicine > Medical imaging > Ultrasonics
To correctly diagnose a human organism with the help of acoustic waves is impossible without knowledge of the physics of acoustic waves interaction with the issues of the organism. This book is dedicated to the given problem. It consists of four sections, the first of which deals with physical models of the biological issues used in ultrasonic diagnostics. In the other sections the basic stages of ultrasonic diagnostics (sound radiation, sound scattering, depictions visualization) are studied. It is shown how different bodies and issues of a human organism scatter acoustic waves and how, using the scattered wave, one learns about what happens with some body or issue.
The aim of this book is to educate and train practitioners in the safe and professional use of diagnostic ultrasound imaging in the visualization and interpretation of various cerebral conditions not only in neurointensive care, but also in the operating room and, in general, cardiothoracic and neurocritical care settings. It is chiefly intended for anaesthetists and intensivists with a basic knowledge of ultrasound physics, but also for neurosurgeons and neurologists. All chapters were coordinated by the Editors, with experiences in hands-on courses on Echography and Doppler of the Brain, and prepared by international experts. The book covers from basic principles to estimation of intracranial pressure and cerebral perfusion. The topics cover emergency department and prehospital brain US as part of POCUS and US multiorgan evaluation to general intensive care, neurointensive care and anesthesia, including special populations as pregnant and children and setting as LMIC. Clinical scenarios complete the book. An innovative and unique guide that equips readers to perform bedside and non-invasive assessments for a range of cerebrovascular diseases.
Head and neck ultrasound is a standard radiological examination performed at most hospitals. It is an important topic and all specialist registrars in radiology will need to learn how to scan the organs and structures of the head and neck. This book covers normal anatomy and provides a comprehensive account of pathological processes in all of the head and neck structures, including the vasculature. With excellent diagrams and high quality images, it illustrates the key technical and diagnostic steps needed by both trainee and established radiographers or radiologists. It provides clear guidance on scanning technique, potential pitfalls and common problems, and how to achieve optimum image quality. Key topics include: normal anatomy of the head and neck region, practical scanning technique, the salivary glands, the thyroid and parathyroid, lymph nodes, cystic masses, the larynx, what the surgeon needs to know and why, biopsy techniques and basic vascular ultrasound.
This book systematically introduces readers to the fundamental physics and a broad range of applications of acoustic levitation, one of the most promising techniques for the container-free handling of small solid particles and liquid droplets. As it does away with the need for solid walls and can easily be incorporated into analysis instruments, acoustic levitation has attracted considerable research interest in many fields, from fluid physics to material science. The book offers a comprehensive overview of acoustic levitation, including the history of acoustic radiation force; the design and development of acoustic levitators; the technology's applications, ranging from drop dynamics studies to bio/chemical analysis; and the insightful perspectives that the technique provides. It also discusses the latest advances in the field, from experiments to numerical simulations. As such, the book provides readers with a clearer understanding of acoustic levitation, while also stimulating new research areas for scientists and engineers in physics, chemistry, biology, medicine and other related fields.
Based upon the research they have conducted over the past decade in the field of denoising processes for medical ultrasonic imaging, in this book, the authors systematically present despeckling methods for medical ultrasonic images. Firstly, the respective methods are reviewed and divided into five categories. Secondly, after introducing some basic mathematical tools such as wavelet and shearlet transforms, the authors highlight five recently developed despeckling methods for medical ultrasonic images. In turn, simulations and experiments for clinical ultrasonic images are presented for each method, and comparison studies with other well-known existing methods are conducted, showing the effectiveness and superiority of the new methods. Students and researchers in the field of signal and image processing, as well as medical professionals whose work involves ultrasonic diagnosis, will greatly benefit from this book. Familiarizing them with the state of the art in despeckling methods for medical ultrasonic images, it offers a useful reference guide for their study and research work.
This book constitutes the proceedings of the First International Workshop on Advances in Simplifying Medical UltraSound, ASMUS 2020, and the 5th International Workshop on Perinatal, Preterm and Paediatric Image Analysis, PIPPI 2020, held in conjunction with MICCAI 2020, the 23rd International Conference on Medical Image Computing and Computer-Assisted Intervention. The conference was planned to take place in Lima, Peru, but changed to an online event due to the Coronavirus pandemic. For ASMUS 2020, 19 contributions were accepted from 26 submissions; the 14 contributions from the PIPPI workshop were carefully reviewed and selected from 21 submissions. The papers were organized in topical sections named: diagnosis and measurement; segmentation, captioning and enhancement; localisation and guidance; robotics and skill assessment, and PIPPI 2020.
The European Collaboration on Boron Neutron Capture Therapy (BNCT), conceived in 1987 and successful in 1989 in gaining financial support as a Concerted Action through the Medical and Health Research Programme of the Commission ofthe European Communities (CEC) in Brussels, considered it an opportune moment to hold its annual Plenary Meeting on 18-20 Septem ber 1991 as an International Workshop entitled "Towards Clinical Trials of Glioma with BNCT". The background to this consideration was influenced by the world-wide resurgence ofinterest in NCT over the last 2 decades and by the exemplifica tions at the Fourth International Symposium on Neutron Capture Therapy for Cancer held in Sydney in December 1990, where it was strongly indicated that within the next 2 years clinical trials would be started both in Europe and the United States. In particular at the High Flux Reactor of the Joint Research Centre of the CEC at Petten in The Netherlands, an epithermal neutron beam designed and installed in the summer of 1990 recently became operable at full reactor power. An extensive series ofexperiments, including the nuclear and radiobiological characterisation of the beam and a healthy tissue tolerance study on canines has started and has the aim to define the preconditions for clinical trials onpatients with Grade III/IV glioma. However, as with any other new therapy modality, it must be demon strated that BNCT is safe for the patient and has a reasonable chance of being an effective therapy.
This extensively revised and updated second edition of a widely read classic presents the use of ultrasound in nondestructive evaluation (NDE) inspections. Retaining the first edition's use of wave propagation /scattering theory and linear system theory, this volume also adds significant new material including: the introduction of MATLAB (R) functions and scripts that evaluate key results involving beam propagation and scattering, flaw sizing, and the modeling of ultrasonic systems. elements of Gaussian beam theory and a multi-Gaussian ultrasonic beam model for bulk wave transducers. a new chapter on the connection between ultrasonic modeling and probability of detection (POD) and reliability models. new and improved derivations of ultrasonic measurement models. updated coverage of ultrasonic simulators that have been developed around the world. Students, engineers, and researchers working in the ultrasonic NDE field will find a wealth of information on the modeling of ultrasonic inspections and the fundamental ultrasonic experiments that support those models in this new edition.
This book addresses the wide range of issues that face the program leader - from how to choose a site and how to negotiate for equipment, to how to determine staffing requirements and how to anticipate and defuse possible turf issues with other programs and services in the hospital or healthcare facility. The early chapters of this book focus on the leadership of your program whether in your department or institution. The second section centers on education at all levels recognizing that smaller machines have made ultrasound available for medical students to advanced practitioners. The third section provides detailed logistics on equipment, maintenance, and safety. The fourth section focuses on a quality improvement program and includes a chapter on the workflow process. For those with limited budgets we also offer a section on practical operating and educational solutions. The fifth section offers insight into hospital level credentialing, quality assurance, national politics, and recent issues with accreditation. This is followed by reimbursement and coding. The last section covers topics in specialized communities. Chapters focus on ultrasound in global health, emergency medical services, pediatrics, critical care, community and office based practices. Multiple US working documents including checklists, graphs, spreadsheets, tables, and policy appendices are included.
This book provides current, comprehensive, and clear explanations of the physics behind medical and biomedical applications of shock waves. Extracorporeal shock wave lithotripsy is one of the greatest medical advances of our time, and its techniques and clinical devices are continuously evolving. Further research continues to improve the understanding of calculi fragmentation and tissue-damaging mechanisms. Shock waves are also used in orthopedics and traumatology. Possible applications in oncology, cardiology, dentistry, gene therapy, cell transfection, transformation of fungi and bacteria, as well as the inactivation of microorganisms are promising approaches for clinical treatment, industrial applications and research. Medical and Biomedical Applications of Shock Waves is useful as a guide for students, technicians and researchers working in universities and laboratories. Chemists, biologists, physicians and veterinarians, involved in research or clinical practice will find useful advice, but also engineers and physicists may benefit from the overview of current research endeavors and future directions. Furthermore, it may also serve to direct manufacturers towards the design of more efficient and safer clinical, industrial and laboratory equipment.
This textbook is a comprehensive reference providing clinicians with the latest advances in the management of diabetes in pregnancy and the role of ultrasound. Beginning with an overview of the diagnosis and basic treatment of diabetes in pregnancy, the next chapter discusses foetal behaviour in normal pregnancy and in diabetic pregnancy. The following sections cover the role of ultrasound in diabetic pregnancy and for diabetes-related congenital anomalies. The final chapter covers diabetes and obesity in pregnancy. Authored by recognised experts in the field, the book is further enhanced by ultrasound images and other illustrations. Key points Comprehensive guide to management of diabetes in pregnancy and the role of ultrasound Examines foetal behaviour in both normal and diabetic pregnancy Includes chapter on diabetes and obesity in pregnancy Authored by recognised experts in the field
A concise, superbly illustrated (print + electronic) textbook that brings together a reliable, clear and up to date guide to surface anatomy and its underlying gross anatomy, combined with a practical application of ultrasound and other imaging modalities. A thorough understanding of surface anatomy remains a critical part of clinical practice, but with improved imaging technology, portable ultrasound is also fast becoming integral to routine clinical examination and effective diagnosis. This unique new text combines these two essential approaches to effectively understanding clinical anatomy and reflects latest approaches within modern medical curricula. It is tailored specifically to the needs of medical students and doctors in training and will also prove invaluable to the wide range of allied health students and professionals who need a clear understanding of visible and palpable anatomy combined with anatomy as seen on ultrasound. Concise text and high quality illustrations, photographs, CT, MRI and ultrasound scans provide a clear, integrated understanding of the anatomical basis for modern clinical practice Highly accessible and at a level appropriate for medical students and a wide range of allied health students and professionals Reflects current curriculum trend of heavily utilizing living anatomy and ultrasound to learn anatomy Supplementary video content showing live ultrasound scans and guided areas of surface anatomy to bring content to life and reflect current teaching and clinical settings An international advisory panel appointed to add expertise and ensure relevance to the variety of medical and allied health markets Inclusion of latest ultrasound image modalities Designed to complement and enhance the highly successful Gray's family of texts/atlases although also effective as a stand-alone or alongside other established anatomy resources
This is the second edition of a well-received book that has been recommended for inclusion in any vascular library or vascular radiology suite. The first edition has been fully revised so as to provide a comprehensive, up-to-date account of vascular ultrasound that reflects recent advances. The emphasis remains on the clinical aspects most relevant to angiologists and vascular surgeons. Ultrasound anatomy is discussed, examination procedures explained, normal and pathological findings described, and the clinical impact of ultrasound assessed. Atlas sections present pertinent case material to illustrate typical ultrasound findings for both the more common vascular diseases and rarer conditions. This book will serve not only as an invaluable guide for beginners, but also as an indispensable reference for experienced sonographers, who will benefit from the detailed evaluation of the role of ultrasound as compared with other modalities and the discussion of ultrasound findings in their clinical context.
Fecal incontinence is a common and embarrassing condition with a devastating impact on patients' lives. Since it may result from a variety of pathophysiological situations, an accurate diagnostic work-up is crucial. A range of therapies is available, but choosing the correct option is pivotal to successful management. This book reviews the latest advances in the epidemiologic, socio-economic, psychological, diagnostic, and therapeutic aspects of fecal incontinence, helping to establish effective treatment guidelines.
In recent years, sonography of the peripheral nervous system has gained widespread acceptance. New diagnostic applications have emerged, and the field of ultrasound-guided interventions has expanded significantly: regional anesthesia, peripheral nerve blocks, and similar techniques are now frequently performed under ultrasound guidance by anesthesiologists and pain physicians alike. This atlas of peripheral nerve ultrasound is designed to meet the daily needs of both radiologists and clinicians by allowing rapid review of typical features, knowledge of which is important for successful diagnosis and intervention. The side by side presentation of ultrasound images with anatomical cryosections and photographs of transducer positions allows for reliable sonographic identification of even tiny nerves in regions of complex topography. The practical value of the atlas is further enhanced by correlations with high-resolution MRI scans.
This book focuses on the state of the art in fully grasping precocious puberty and its consequences, incorporating advances in the areas of endocrinology, genetics, imaging and therapeutics to offer an indispensable tool for all physicians interested in the latest advances in this field. The authors present the latest findings on early puberty in girls and boys. The dynamic process of maturation is influenced by many signals and reshapes growing children's role within their environment. Readers will benefit from the educational value and level of depth of the individual chapters; written by respected experts and in a self-contained format, they can also be read separately to address specific interests.
A brand new series from Oxford University Press, the Oxford Clinical Imaging Guides are specifically designed to help doctors master imaging techniques. Each guide explains the principles and practice of using imaging in an easy-to-read, highly-illustrated, and authoritative manner. Focused Intensive Care Ultrasound is a practical manual designed to help you use ultrasound to assess and treat critically ill patients. Extensively illustrated, the book comes with online access to over 70 videos and 60 self-assessment questions. This is the first book comprehensively mapped to the syllabi of Focused Intensive Care Echocardiography (FICE), Core Ultrasound for Intensive Care (CUSIC), Resuscitation Council UK's Focused Echocardiography in Emergency Life support (FEEL), British Society of Echocardiography's Level 1 Accreditation, and Focused Acute Medical Ultrasound (FAMUS). It is also ideal for European Focused Cardiac Ultrasound (FoCUS) training. Providing a clear distinction between basic and advance skills, it introduces relevant aspects of advanced echocardiography for more experienced learners. With a focus on clinical issues, and supported by relevant physiological principles, this book teaches you exactly what you need to know to assimilate ultrasound into your everyday intensive care practice. Designed as an essential day-to-day reference and learning tool, this resource is ideal for trainees, consultants and critical care practitioners wishing to master ultrasound skills.
This highly illustrated book, complete with comprehensive clinical references and annotated images, will serve as a leading text to educate head and neck surgeons, endocrinologists, and radiologists on the basics and nuances of thyroid and parathyroid ultrasound. It emphasizes the use of ultrasound as an office-based modality by clinicians and radiologists who actively care for this special set of patients. This text uniquely combines the collaboration between a clinician/surgeon and radiologist who share their extensive experience in head and neck ultrasound.
This book will be of interest to anyone who wants to use ultrasound to understand human physiology both in the clinical setting and the classroom. Tremendous advances in ultrasound technology have resulted in portable ultrasound systems that are easy to use, produce excellent images, and are affordable with quality hand-held and laptop-sized systems costing between $2K and $20K. These systems are now being used at the patient bedside or point of care by almost all medical and surgical specialities from primary care to orthopaedic surgery. These portable systems, especially the hand-held devices, are now being called the stethoscopes of the 21st century and will likely be used by many that are presently using stethoscopes including physicians, nurses, physician assistants, medics and other health professionals. Ultrasound began to be used in medical student education in the 1990s and is steadily becoming a common teaching tool for courses like anatomy and physiology. It is a visual, highly interactive learning tool that bridges the basic and clinical sciences and allows the learner to observe physiology principles in a living model. Ultrasound is also being used to teach other health professions students as well as undergraduate college students and high school students. Despite this interest there are no books available that provide an introduction to ultrasound and how it can be used to enhance the teaching of physiology. This e-book will do just that as well as offer "How to Scan" videos with example laboratory exercises to further engage learners.
This book highlights advances and prospects of a highly versatile and dynamic research field: Therapeutic ultrasound. Leading experts in the field describe a wide range of topics related to the development of therapeutic ultrasound (i.e., high intensity focused ultrasound, microbubble-assisted ultrasound drug delivery, low intensity pulsed ultrasound, ultrasound-sensitive nanocarriers), ranging from the biophysical concepts (i.e., tissue ablation, drug and gene delivery, neuromodulation) to therapeutic applications (i.e., chemotherapy, sonodynamic therapy, sonothrombolysis, immunotherapy, lithotripsy, vaccination). This book is an indispensable source of information for students, researchers and clinicians dealing with non-invasive image-guided ultrasound-based therapeutic interventions in the fields of oncology, neurology, cardiology and nephrology.
2-D and 3-D anal ultrasound are among the most recent and advanced tools available for both the diagnosis and the management of anorectal diseases. They are neither expensive nor harmful for the patients and progressively replaced anal mapping with EMG electrodes for the diagnosis of sphincter's defects and anismus, which represents nearly 50% of the cases of chronic constipation. Anal US may provide the clinician with useful information for both classification, diagnosis and management of anorectal sepsis, anal incontinence and anorectal-perineal chronic pain. Almost any case presented in this Atlas shows both imaging and clinical pictures, thus allowing both the radiologist and the clinician to assess the reliability of the exam and the outcome of the selected treatment.
Recent advances in imaging have renewed interest in uterine adenomyosis. The disease can now be diagnosed before hysterectomy which has advanced our understanding of its clinical impact, such as its effect on fertility. This book will provide an in-depth reference to recent scientific advances in the pathophysiology of uterine adenomyosis. It will represent some of the most up-to date and authoritative work in the field. This book is aimed at specialist clinicians and postgraduates wishing to acquire in-depth understanding of adenomyosis, and will be an essential reading for research scientists who will find a distillation of an up-to-date critical reading of literature.
Preoperative and intraoperative echocardiography has become an indispensable tool for guiding mitral valve surgery and has fostered the development of many innovative surgical techniques. Mitral valvuloplasty is now an established surgical method for the treatment of mitral insufficiency but the success is largely dependent on the extent of the underlying disease of the mitral valve. The book by Dr. Ng and coauthors is an extraordinary presentation of the relation between echocardiographic display of mitral valve pathology and reconstructive mitral valve surgery. The atlas provides an excellent illustrative guide to teach echocardiographic-anatomic correlations and educates the reader on the techniques of mitral valve repair. The quality of the illustrations, particularly the surgical photographs is exquisite. The book will be helpful for cardiologists and cardiac surgeons.
The definitive guide to sonography in obstetrics and gynecology-thoroughly updated and enhanced by the addition of teaching cases This acclaimed guide is a clinically relevant reference text, an atlas, and a teaching/learning resource. Presented in full color and enriched by more than 2,000 illustrations, it expertly examines the full spectrum of disorders and conditions likely to be encountered in gynecologic and maternal-fetal care. You will find expert, all-inclusive coverage of everything from sonographic operating instruments and screening the fetal patient for syndromes and anomalies, to diagnosing the female patient for cysts, infertility, and incontinence. This edition has been updated to include coverage of the latest procedures and diagnostic guidelines for the use of sonography in ob/gyn, including 3D and 4D US and enhanced image processing, contrast enhanced sonography, ultrasound guided fetal therapy, sonographic evaluation of pelvic pain, and much more. The Eighth Edition also features an extensive series of teaching cases. Each case consists of the patient's medical history, representative US images, cineloop videos, Q&A, and teaching points with references. Fleischer's Sonography in Obstetrics & Gynecology, Eighth Edition opens with general obstetric sonography, covering such pivotal topics as normal pelvic anatomy and fetal echocardiography, before moving into fetal anomalies and disorders. Risk assessment and therapy, including first trimester screening and amniocentesis, are explored in the next section, while the remaining parts of the book focus on maternal disorders, gynecologic sonography, and the newest complementary imaging modalities.
Contents Contributors xiii 1. Basic Principles of Diagnostic Ultrasound 3 Sound Wave Characteristics 3 Generation of Sound Waves 5 The Interaction of Sound with Tissue 7 Instrumentation 10 Practical Considerations 17 References 20 Cases 22 2. Hepatic Ultrasonography 62 Hepatic Ultrasound Technique 62 Normal Ultrasonographic Anatomy of the Liver 63 Hepatic Pathology 64 References 67 Cases 68 3. Ultrasonography of the Gallbladder and Biliary System 116 Ultrasound Technique 116 Normal Anatomy 117 Pathological States 119 References 121 Cases 124 4. Ultrasonography of the Pancreas 168 Introduction 168 Normal Anatomy 169 Ultrasound Technique for Pancreatic Examination 170 Examination of the Normal Pancreas 172 Pathology of the Pancreas 172 Pitfalls in Pancreatic Examination 175 References 176 Cases 178 5. Ultrasonography of the Abdominal Aorta 226 Ultrasound Technique 226 Anatomy of the Abdominal Aorta 226 Pathology of the Abdominal Aorta 227 A Comparison of Ultrasound with Other Methods of Examination 228 References 229 Cases 230 6. Ultrasonography of the Spleen 244 9. Ultrasonography of Thyroid and Examination Technique 244 Neck Masses 452 Examination of the Normal Spleen 245 Introduction 452 Pathological Conditions 245 Anatomy fo the Thyroid Gland 453 References 247 Examination Technique 453 Cases 248 Pathology of the Thyroid Gland and Neck 454 References 457 7. Renal, Adrenal, Retroperitoneal, and Cases 458 Scrotal Ultrasonography 268 Renal Anatomy 268 10. |
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