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Books > Medicine > Clinical & internal medicine > Diseases & disorders > Oncology > Radiotherapy
After historical introduction, the aspiration technique and imaging modalities are described. Thereafter, the use of aspiration cytology in the diagnosis and mainly in the sta- ging of urologic cancers is on still not well known appli- cations of the procedure in the staging of some organs (bladder, adrenals, penis, testis and secondary ureteral strictures) are reported.
Conformal radiation therapy represents a new challenge for radiation oncologists. It offers the prospect of either increasing the radiation dose to target tissues while delivering a similar dose to organs at risk, or reducing the dose to organs at risk while maintaining the dose to target tissues. First, lymph node areas at risk are established using the available data from pathological examination of surgical specimens and/or pattern of locoregional relapse. Then, based on a three-dimensional description of the anatomical regions where the areas at risk are located, guidelines for the delineation of the clinical target volumes are proposed. The data presented should enable the reader to make appropriate decisions regarding the selection and delineation of the target volumes when confronted with the most frequent tumor types and sites.The book will contribute to paving the way for more effective radiation oncology in the twenty-first century.
In the four decades since its discovery nuclear magnetic resonance (NMR) has become an indispensable tool for obtaining chemical information often. inaccessible by other methods. With the development of instruments of increasingly higher magnetic field strengths, the integration of powerful computers and the availability of an expanding array of flexible software new applications and developments have proliferated rapidly. Among the more exciting new advances is the use of NMR spectroscopy to probe biological systems. The last ten years have witnessed tremendous progress in the development of new NMR imaging and spectroscopic techniques for research and diagnostic applications. The ability to investigate metabolic processes and anatomical structure of intact biological systems under conditions that are totally non-destructive and non-invasive clearly provides much of the impetus for the intense activity that has been generated in the fields of medicine, radiology and the allied basic sciences. Significant advances have been made in this brief period: Whole-body proton NMR imaging today provides anatomical definition of normal and abnormal tissue with a contrast and detection sensitivity often superior to those of X-ray computed tomography and other competing imaging methods. Biochemical pathways, using NMR spectroscopy of protons, carbon-13 and phosphorus-31 nuclei in live animals and man can readily be followed by surface-coil methods to detect metabolites in localized regions. Indicative of the importance and widespread acceptance of these techniques is the explosive growth that the NMR literature is experiencing. This augers well for the future.
It was not too many years ago that the role of chemotherapy for head and neck cancer consisted of single-agent methotrexate for selected patients with recurrent disease. In the past decade, multiple new agents, high-dose chemotherapy, combinations, and intra-arterial approaches have been used for the patient with recurrent disease. Wheeler critically assesses the current status of these approaches. When oncologists began testing chemotherapy in the combined modality approach, trials consisted of induction chemotherapy and use of single agents as radiosensitizers. Although a great deal has been learned from these trials, benefit in terms of survival has been marginal. Even more promising may be the concomitant use of combination chemo therapy and radiation. Taylor describes the encouraging results as well as the potential. Induction chemotherapy may have a second important goal in addition to improving curability-it could be used for organ preservation. Dimery et al., present the background for this approach in the patient with laryngeal cancer as well as a description of their randomized trial for voice preservation. Head and neck squamous cancers are a heterogeneous group of diseases, and surgeons have long sought parameters that will help predict outcome."
Any discussion of the present success in management of urological cancers evokes a mixed response. Oncologists and urologists can enjoy the success with chemotherapy for testicular cancers but cannot forget the dismal results with any form of treatment, other than surgery, for renal carcinoma. But these are the less frequent urolegi cal tumours: what are the attitudes to the more common prostate and bladder cancers. Intensive study, many clinical trials and much debate lead us to the conclusion that we understand them better, we can tailor the treatment more appropriately to the individual patient but there remains some uncertainty as to the overall success that we have achieved. There have been no striking changes in the 5-year survival data. Clinicians tend to see their success in terms of their special interest. Radiotherapists point to their success in stage-reduction but what are we to do with the many patients whose tumour is unaltered by radiotherapy. Urological surgeons, and especially those who are still influenced by the shadow of Halsted, point to their success in excising the cancer but apart from that highly selected group, what are we to do for the very large number of patients for whom surgery is inappro priate. Bystanders can only watch and listen to the arguments for and against these views.
This book attempts to combine many different threads into a comprehensible whole. Since the subject is the Gamma Knife and the author is a neurosurgeon, the field of clinical interest is restricted to intracranial pathology. The discipline of radiosurgery now applies to patients who may reasonably be referred by internists, neurologists, otolaryngologists, endocrinologists and several others. Some of the topics, touched upon, such as stereotaxy and the construction of a radio surgical instrument are unfamiliar to the majority of medical men. Other topics, such as those pertaining to the reactions between radiation and living tissue, are not exactly unfamiliar and yet, for most of us, they are not comfortable areas of expertise: in that we have some basic knowledge but not enough to draw conclusions and interpret. In particular, it is not easy to answer the very sensible questions that patients ask, when being considered for this particular form of treatment. The author has attempted to describe the basic relevant phenomenology in terms that should be readily understandable to a non-specialist physician. To do this, he has been heavily dependent on the expertise of a number of mathematically sophisticated collaborators, who have checked his manuscript. They are named in the acknowledgments section. The relevance of the different sections of this book will naturally be assessed differently, according to the experience and interest of the reader. To simplifY access to the information that is required, the book is divided into three main sections.
During the last decade the therapeutic approach to musculoskeletal tumors has changed dramatically, from ablative surgery with ampu tation ofthe limb to reconstructive surgery with transplantation of bone and vessels combined with radio-and chemotherapy. This has changed the demands on radiologists and pathologists to a considerable degree. At the same time there has been a manifold increase in the diagnostic possibilities offered by modern radiology, with several new modalities affording a potential for morphologic depiction and tissue character ization that was unattainable a decade ago. Today, the definitive diagnostic work-up and treatment of patients with musculoskeletal tumors is most often done in tumor centers, by groups that ideally should be composed of an orthopedic surgeon, radiotherapist, oncologist, radiologist, pathologist and cytologist. It is necessary for all the members of this team to be well versed in the surgi cal and other treatment principles, in the pathologic concepts, and in the radiologic interpretation of musculoskeletal tumors. Moreover, it is important that the modern diagnostic approach to musculoskeletal tumors is well known also at the referring center, be it a private practi tioner's office or a large hospital. This will avoid unnecessary biopsies, and repetition of radiologic and other diagnostic procedures that have already been performed at the referring center."
This monograph represents an attempt to collect the methods developed within the past decade in which echocardiography was being used to guide or to assess the results of some cardiovascular interventions or to overcome the imaging limitations of transthoracic approaches. I have entitled this book Echocardio graphy in Cardiac Interventions, although I am aware that this title is not entirely applicable to all the included methods. In these interventive procedures echocar diography preserves its noninvasive nature, and by combining it with invasive procedures, they become more accurate, safer and less invasive. The book is divided into 8 sections and 42 chapters written by many authorities in the field. When such comprehensive contributions from many authors are used, some overlapping cannot be avoided. I would like to express my appreciation to the individual contributors for their A. 1. Tajik dedication and cooperation in preparing this book. I am indebted to Dr. from the Mayo Clinic, who created a pleasant milieu for preparing the book during my sabbatical year at the Mayo Clinic. It is hoped that the reader will derive from this book a sense of where and how the ultrasound can be used in cardiovascular interventions today and what new approaches might be forthcoming. Iva Cikes List of contributors M. L. Antunes, MD., Department of Surgery, Columbia University College of Physicians and Surgeons, New York, New York, USA. J. Areeda, Cedars-Sinai Medical Center, Los Angeles, California, USA."
This monograph is most unusual. It deals in cedure techniques are also meticulously de- depth with the technical aspects of most special scribed. These include arthrography in a procedures used in diagnostic radiology, both number of anatomical areas, e.g., knee, ankle, interventional and non-interventional. hip. Other procedures considered are diskog- A large section is devoted to the various raphy, myelography, percutaneous transhepatic areas of angiography. As a preliminary, pre- cholangiography, splenoportography, sialog- angiographic orders, arrangements in the radio- raphy, bronchography, hysterosalpingography, graphic room, appropriate equipment, etc., are lymphangiography and methods of localization described, and similar information is detailed of mammographically demonstrated non-palpa- regarding the post-angiographic period. A dis- ble breast lesions. cussion of the different types of catheters is Direct interventional techniques are also dis- most helpful. The various areas of angiography cussed, including percutaneous lung biopsy, are described in depth. Every aspect of the bone biopsy, non-operative extraction of re- technique is considered in detail. These include tained biliary calculi and retrieval of intra- the type and amount of contrast medium to be vascular foreign bodies. Transluminal angio- used, the technical factors in the examination, plasty, using the Grtintzig technique (currently indications, contraindications and possible a popular subject), is also considered. complications. The subsections of angiography An excellent bibliography for each section addressed include percutaneous axillary angi- discussed in the text is appended at the back ography, translumbar aortography, thoracic of the book.
Where do you begin to look for a recent, authoritative article on the diagnosis or management of a particular malignancy? The few general oncology textbooks are generally out of date. Single papers in specialized journals are informative but seldom comprehensive; these are more often preliminary reports on a very limited number of patients. Certain general journals frequently publish good in-depth reviews of cancer topics, and published symposium lectures are often the best overviews available. Unfor tunately, these reviews and supplements appear sporadically, and the reader can never be sure when a topic of special interest will be covered. Cancer Treatment and Research is a series of authoritative volumes that aim to meet this need. It is an attempt to establish a critical mass of oncology literature covering virtually all oncology topics, revised frequently to keep the coverage up to date, easily available on a single library shelf or by a single personal subscription. We have approached the problem in the following fashion: first, by dividing the oncology literature into specific subdivisions such as lung can cer, genitourinary cancer, and pediatric oncology; second, by asking emi nent authorities in each of these areas to edit a volume on the specific topic on an annual or biannual basis. Each topic and tumor type is covered in a volume appearing frequently and predictably, discussing current diagnosis, staging, markers, all forms of treatment modalities, basic biology, and more."
Intracranial germ cell tumors are a group of uncommon neoplasms of the central nervous system. The clinical features and natural history of these lesions are quite unique and variable. While intracranial germ cell tumors have been a fascination to neurooncologists for decades, the relatively small number of patients seen in any single institution has hampered the important clinical investigation that is so needed. This text is complete with detailed information concerning the epidemiology, pathology, oncological biology, clinical findings, radiology, and treatment options including surgical strategy, radiotherapy, and chemotherapy for this heterogeneous group of neoplasms. The ongoing clinical trials concerning the optimization of therapy are efficiently summarized. An important final segment addresses the late sequelae of therapy which is of great significance since the majority suffering from these tumors are young patients. This first and only book on intracranial germ cell tumors includes excellent and comprehensive data sheets, illustrations, and radiograms. It provides a detailed and outstanding reference source for physicians taking care of patients with intracranial germ cell tumors, and will be a very welcome edition to their reference libraries.
'Samii's Essentials in Neurosurgery' contains selected papers written by internationally recognized contributors who were trained by Professor Madjid Samii in Hannover, Germany. The main topics deal with cutting-edge technology in neurosurgery, skull-base surgery, and specific peripheral nerve, spine, and vascular surgeries. The texts and a wealth of illustrations review and reinforce guidelines on the diagnosis and management of situations that readers are likely to encounter in everyday practice. This book will be of great interest to neurosurgeons, neurologists, ENT surgeons, neuroradiologists, and neurophysiotherapists."
This volume provides a biological and pharmacological background for regional cancer therapy, strategies and techniques for regional therapies, and specific indications and results for different tumor entities. Clinical trial concepts and detailed treatment protocols are also presented. This book is essential reading for researchers and clinicians engaged in seeking advanced therapeutic options for cancer patients worldwide.
This book introduces the fundamental aspects of Radiation Protection in Medical Physics and covers three main themes: General Radiation Protection Principles; Radiobiology Principles; Radiation Protection in Hospital Medical Physics. Each of these topics is developed by analysing the underlying physics principles and their implementation, quality and safety aspects, clinical performance and recent advances in the field. Some issues specific to the individual techniques are also treated, e.g. calculation of patient dose as well as that of workers in hospital, optimisation of equipment used, shielding design of radiation facilities, radiation in oncology such as use of brachytherapy in gynecology or interventional procedures. All topics are presented with didactical language and style, making this book an appropriate reference for students and professionals seeking a comprehensive introduction to the field as well as a reliable overview of the most recent developments.
Given that treatment with curative intent is possible in only one-half of cancer victims, and that such treatment frequently fails, the majority of patients with cancer will require relief of symptoms and signs caused by their disease. In this book, the specific contribution of radiation therapy to palliation is considered within the context of multidisciplinary management. Individual chapters are devoted to palliative radiation therapy for primary tumours and metastases at different sites. The management of pain is discussed, and chapters are also devoted to end of life care, the management of complications of radiation therapy, and useful medications. This book will prove useful to radiation oncologists and medical students.
Following an introductory overview, Hyperthermia In Cancer Treatment: A Primer comprehensively describes the biological reasons for associating hyperthermia with radiation and chemotherapy and the biological and clinical effects of hyperthermia on cancerous and normal tissues. The volume 's 20 chapters are arranged in three principal parts: physical and methodological studies, biologic principles, and clinical studies.
This is the first book that discusses subjects of diagnosis,
therapy, therapy assessment, and prognosis of breast cancer in one
single volume.
It is arguable that most of chemistry and a large portion of atomic physics is concemed with the behaviour of the 92 naturally occurring elements in each of 3 charge states (+1, 0, -1); 276 distinct species. The world of multiply and highly charged ions provides a further 4186 species for us to study. Over 15 times as many It is the nature of human beings to explore the unknown. This nature is par ticularly strong in physicists although this may not be readily apparent because theses explorations are undertaken in somewhat abstract 'spaces'. It is, then, no surprise that we have begun to explore the realm of multiply and highly charged ions. Over the past few decades, a consistent1y high quality body of work has emerged as the fruits of this exploration. This intemationally based subject, pursued in universities and research laboratories worldwide, has ex panded beyond its roots in atomic physics. We now see it embracing elements of surface science, nuclear physics and plasma physics as well as drawing on a wide range of technologies. This speciality offers new tests of some of our most fundamental ideas in physics and simultaneously new medical cures, new ways of fabricating electronic gadgets, a major hope for clean sustainable energy and explanations for astrophysical phenomena. It is both a deeply fundamental and a widely applicable area of investigation."
Cytokines in the Genesis and Treatment of Cancer provides a comprehensive picture of the dual role of host responses in promoting and inhibiting tumor progression. This volume represents an important investigation into the emerging intersection of cancer biology and cancer immunology. The book brings together an impressive array of internationally distinguished investigators who are devoted to the study of cytokines and cancer.
Surgery continues to be the most effective treatment of solid tumors in terms of recovery, while its combination with other treatments improves the survival curves especially in the advanced forms of the disease. The aim of my task first of all has been to provide readers with both the current and constantly evolving pathophysiologic knowledge required for building the foundation of a specific education enabling surgeons to meet the fundamental targets in surgical oncology. Secondly, this volume aims to present an update on the real possibilities offered by the cooperation between surgeon and pathologist and by chemotherapy, radiotherapy and gene therapy in the treatment of tumors in the light of the most recent scientific achievements. Lastly, the report presents the experiences and cases drawn mostly from our School regarding some of the major issues in oncologic surgery. This overview does not pretend to elucidate or to summarize all aspects of oncologic surgery, but rather to be the result of a general consideration on cancer surgery, on its rational bases, on its interaction with other treatment modalities, on its desirable and expected developments and on its probable future evolution.
Thermoluminescence (TL) is a well-established technique widely used in do- metric and dating applications. Although several excellent reference books exist which document both the t- oretical and experimental aspects of TL, there is a general lack of books that deal withspeci?cnumericalandpracticalaspectsofanalyzingTLdata. Manytimesthe practicaldetailsofanalyzingnumericalTLglowcurvesandofapplyingtheoretical models are dif?cult to ?nd in the published literature. The purpose of this book is to provide a practical guide for both established researchers and for new graduate students entering the ?eld of TL and is intended to be used in conjunction with and as a practical supplement of standard textbooks in the ?eld. Chapter1laysthemathematicalgroundworkforsubsequentchaptersbyprese- ingthefundamentalmathematicalexpressionsmostcommonlyusedforanalyzing experimental TL data. Chapter2presentscomprehensiveexamplesofTLdataanalysisforglowcurves following ?rst-, second-, and general-order kinetics. Detailed analysis of num- ical data is presented by using a variety of methods found in the TL literature, with particular emphasis in the practical aspects and pitfalls that researchers may encounter. Special emphasis is placed on the need to use several different me- ods to analyze the same TL data, as well as on the necessity to analyze glow curves obtained under different experimental conditions. Unfortunately, the lit- ature contains many published papers that claim a speci?c kinetic order for a TL peak in a dosimetric material, based only on a peak shape analysis. It is hoped that the detailed examples provided in Chapter 2 will encourage more comprehensive studies of TL properties of materials, based on the simultaneous use of several different methods of analysis.
This volume discusses the background and various clinical applications of radiation therapy in the treatment of non-malignant diseases. It documents the radiobiological and physical principles of treatment and the rationale underlying the use of radiotherapy for various disorders of the CNS, head and neck, eye, skin and soft tissues, bone and joints, and vascular system. In so doing, it draws attention to and elucidates the scope for application of radiotherapy beyond the treatment of malignancies. Both the risks and the benefits of such treatment are fully considered, the former ranging from minor clinical problems to life-threatening diseases.
There is an enormous sense of excitement in the communities of cancer research and cancer care as we move into the middle third of the ?rst decade of the 21st century. For the ?rst time, there is a true sense of c- ?dence that the tools provided by the human genome project will enable cancer researchers to crack the code of genomic abnormalities that allow tumor cells to live within the body and provide highly speci?c, virtually non-toxic therapies for the eradication, or at least ?rm control of human cancers. There is also good reason to hope that these same lines of inquiry will yield better tests for screening, early detection, and prev- tion of progression beyond curability. While these developments provide a legitimate basis for much op- mism, many patients will continue to develop cancers and suffer from their debilitating effects, even as research moves ahead. For these in- viduals, it is imperative that the cancer ?eld make the best possible use of the tools available to provide present day cancer patients with the best chances for cure, effective palliation, or, at the very least, relief from symptoms caused by acute intercurrent complications of cancer. A modality that has emerged as a very useful approach to at least some of these goals is tumor ablation by the use of physical or physiochemical approache
Modern medical imaging and radiation therapy technologies are so complex and computer driven that it is difficult for physicians and technologists to know exactly what is happening at the point-of- care. Medical physicists responsible for filling this gap in knowledge must stay abreast of the latest advances at the intersection of medical imaging and radiation therapy. This book provides medical physicists and radiation oncologists current and relevant information on Adaptive Radiation Therapy (ART), a state- of-the-art approach that uses a feedback process to account for patient-specific anatomic and/or biological changes, thus delivering highly individualized radiation therapy for cancer patients. The book should also benefit medical dosimetrists and radiation therapists. Adaptive Radiation Therapy describes technological and methodological advances in the field of ART, as well as initial clinical experiences using ART for selected anatomic sites. Divided into three sections (radiobiological basis, current technologies, and clinical applications), the book covers: *Morphological and biological biomarkers for patient-specific planning *Design and optimization of treatment plans *Delivery of IMRT and IGRT intervention methodologies of ART *Management of intrafraction variations, particularly with respiratory motion *Quality assurance needed to ensure the safe delivery of ART *ART applications in several common cancer types / anatomic sites The technology and methodology for ART have advanced significantly in the last few years and accumulated clinical data have demonstrated the need for ART in clinical settings, assisted by the wide application of intensity modulated radiation therapy (IMRT) and image-guided radiation therapy (IGRT). This book shows the real potential for supplying every patient with individualized radiation therapy that is maximally accurate and precise.
Disease whether it is acute, chronic, or at end stage, is all too regularly accompanied by pain. Pain is often difficult to control, in malignant disease in particular, even by using appropriate medications. Anesthesiologists and pain therapists have developed new invasive therapies including nerve block, sympatholysis, and neurolysis useful for both diagnosis and pain management. To insure the efficiency and safety of these procedures, and furthermore for elaborate techniques such as vertebroplasty, cementoplasty, and radio frequency bone ablation, imaging guidance becomes mandatory. This state-of-the-art book describes the techniques elaborated by interventional radiologists in the treatment and palliation of a variety of benign and malignant painful conditions. Each chapter written by an expert in the field concentrates on a particular aspect of pain management, with emphasis on practical issues. This book will serve as an invaluable source of information for the radiologist willing to learn about new pain therapy techniques aimed at optimizing or replacing more invasive traditional methods. |
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