Abstract:
:This article provides a summary of acute aortic syndrome (AAS), focusing especially on the multidetector CT technique and findings of AAS, as well as recent concepts regarding the subtypes of AAS, consisting of aortic dissection, intramural hematoma, penetrating atherosclerotic ulcer, and unstable aortic aneurysm.
journal_name
Radiol Clin North Amjournal_title
Radiologic clinics of North Americaauthors
Yoo SM,Lee HY,White CSdoi
10.1016/j.rcl.2009.09.006subject
Has Abstractpub_date
2010-01-01 00:00:00pages
67-83issue
1eissn
0033-8389issn
1557-8275pii
S0033-8389(09)00176-6journal_volume
48pub_type
杂志文章,评审abstract::von Hippel-Lindau (VHL) disease is an autosomal-dominant, hereditary, multisystem neoplasia syndrome with increased susceptibility to several benign and malignant tumors. VHL occurs in about 1 in 36,000 live births and is associated with germline mutation of the VHL tumor suppressor gene on the short arm of chromosome...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2015.12.004
更新日期:2016-05-01 00:00:00
abstract::The evaluation of infantile vomiting is bound up with many unresolved questions and continually evolving imaging technologies. This article addresses three specific areas of interest: the use of newer low-osmolality, water-soluble contrast media in the infant's gastrointestinal tract; the ever-controversial subject of...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:
更新日期:1988-03-01 00:00:00
abstract::Evolution in computed tomography technology and image reconstruction have significantly changed practice. Dual energy computed tomography is being increasingly adopted owing to benefits of material separation, quantification, and improved contrast-to-noise ratio. The radiation dose can match that from single energy co...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2018.03.002
更新日期:2018-07-01 00:00:00
abstract::With technologic advances and the availability of sophisticated computer software and analytical strategies, imaging plays an increasingly important role in understanding the disease process of osteoarthritis (OA). Radiography has limitations in that it can visualize only limited features of OA, such as osteophytes an...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2017.04.012
更新日期:2017-09-01 00:00:00
abstract::Monoclonal gammopathy of unknown significance (MGUS) is a clinically asymptomatic premalignant clonal plasma cell or lymphoplasmacytic proliferative disorder. Smoldering multiple myeloma, also called asymptomatic multiple myeloma, is an intermediate stage between MGUS and symptomatic multiple myeloma. As the name impl...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2015.12.008
更新日期:2016-05-01 00:00:00
abstract::Magnetic resonance (MR) imaging of the pancreas is useful as both a problem-solving tool and an initial imaging examination of choice. With newer imaging sequences such as diffusion-weighted imaging, MR offers improved ability to detect and characterize lesions and identify and stage tumors and inflammation. MR cholan...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2014.02.006
更新日期:2014-07-01 00:00:00
abstract::Marked increases in national health care costs, along with governmental coverage of health care costs for the elderly under Medicare, have resulted in increased government regulation of medical reimbursement rates. Private insurers and HMOs now provide reimbursements that are frequently the same or lower than those fr...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/s0033-8389(05)70203-7
更新日期:2000-07-01 00:00:00
abstract::Since the mid 1980s, sonography has been used to evaluate the rotator cuff. It is inexpensive, well tolerated, rapidly performed, and accurate. With the recent improvements in imaging equipment and refinements in scanning technique, an increasing number of radiologists are performing shoulder sonography. This article ...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/s0033-8389(05)70128-7
更新日期:1999-07-01 00:00:00
abstract::An overview of the pathology of extranodal lymphoma is presented. The emphasis of this presentation is on the classification system of extranodal lymphomas, including both B-cell and T-cell lymphomas, based on their morphology, phenotype, and molecular alterations. ...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2016.03.001
更新日期:2016-07-01 00:00:00
abstract::Four major benefits of intraoperative ultrasonography (IOU) were determined after its use in more than 2400 operations. They are the acquisition of new information not otherwise available, complement of or replacement for operative radiography, guidance of surgical procedure, and confirmation of completion of operatio...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:
更新日期:1992-09-01 00:00:00
abstract::Magnetic resonance spectroscopy can be used to characterize the bioenergetic state of the musculoskeletal system, and several marker compounds related to the tissue's biochemistry have been found to exist. Potential new techniques involving better spatial localization, spectral editing, and examination of nuclei other...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章
doi:
更新日期:1986-06-01 00:00:00
abstract::Neonatal cranial ultrasound continues to be a popular initial imaging modality because of the safety, low-cost, and portability of the examination. The higher frequency transducers and enhanced ability for signal processing that is possible with current ultrasound machines improves visualization of complex congenital ...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/s0033-8389(05)70253-0
更新日期:1999-11-01 00:00:00
abstract::Cross-sectional spinal imaging is common, and extraspinal findings are often incidentally identified during interpretation. Although some of these findings may cause symptoms that mimic a spinal disorder, the majority are entirely asymptomatic and incidental. It is essential that the radiologist not only identify thos...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2018.09.009
更新日期:2019-03-01 00:00:00
abstract::The imaging evaluation of the acute abdomen has clearly evolved with the introduction of high-resolution imaging techniques, such as CT, US, and MR imaging, leaving scintigraphic examinations an important, though selective, role based on their noninvasive, physiologic, and functional nature. Proper use of these examin...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/s0033-8389(03)00098-8
更新日期:2003-11-01 00:00:00
abstract::White matter disorders represent a large, heterogeneous group of disorders that span the continuum of congenital metabolic disorders to acquired processes, such as chronic ischemic microvascular white matter disease. Magnetic resonance imaging has dramatically revolutionized the diagnostic evaluation of patients with ...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2013.11.006
更新日期:2014-03-01 00:00:00
abstract::The radiologic evaluation of sepsis of unknown origin has changed dramatically since the introduction of cross-sectional imaging. Interventional procedures such as abscess drainage, cholecystostomy, biliary drainage, nephrostomy, and fluid aspiration have reduced the morbidity and mortality associated with occult sour...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:
更新日期:1996-01-01 00:00:00
abstract::Although there currently is no evidence of reduced breast cancer mortality for screening women at high risk with mammography, magnetic resonance (MR) imaging, or ultrasonography (US), the presumptive evidence of early cancer detection provided by numerous observational studies has led to the publication of guidelines ...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2010.06.012
更新日期:2010-09-01 00:00:00
abstract::CT is the radiographic procedure of choice in evaluating laryngeal neoplasia. CT not only is easily tolerable and relatively noninvasive for the patient but also assesses deep and extralaryngeal pathology. It allows tumor staging and, therefore, treatment planning to be more intelligently performed. ...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章
doi:
更新日期:1984-03-01 00:00:00
abstract::CT currently plays a vital role in pancreatic cancer staging. Continued advancements in computers, scanner technology, and 3D software have improved CT detection of smaller masses and staging. In particular, the introduction of MDCT and real-time 3D volume-rendering software have greatly improved the visualization of ...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/s0033-8389(02)00041-6
更新日期:2002-12-01 00:00:00
abstract::Computed tomography (CT) imaging of the kidney, ureter, and bladder permit accurate and prompt diagnosis or exclusion of traumatic injuries, without the need to move the patient to the fluoroscopy suite. Real-time review of imaging permits selective delayed imaging, reducing time on the scanner and radiation dose for ...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2015.02.005
更新日期:2015-07-01 00:00:00
abstract::Posterior reversible encephalopathy syndrome (PRES) and venous thrombosis are frequently encountered first in the emergency setting and share some common characteristics. The clinical presentation in both entities is vague, and the brain parenchymal findings of PRES syndrome may resemble those of venous thrombosis in ...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2010.07.016
更新日期:2011-01-01 00:00:00
abstract::Acute pancreatitis is an acute inflammatory process of the pancreatic gland with increasing incidence worldwide. Usually the clinical presentation and course are mild, with an uneventful recovery. In 10% to 20% of patients, however, local and systemic complications develop, resulting in significant morbidity and morta...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2012.03.015
更新日期:2012-05-01 00:00:00
abstract::Mammography is the only technology documented to reduce breast cancer mortality. Its sensitivity, however, is 75% to 80% at best and reduced to 30% to 50% in women with dense breasts. MR imaging is a sensitive modality for the detection of breast cancer but cannot be used in all patients. Its sensitivity is due in lar...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2013.12.004
更新日期:2014-05-01 00:00:00
abstract::In patients who have lymphoma, the presence and distribution of thoracic involvement is important in both tumor staging and treatment. Thoracic involvement in Hodgkin lymphoma (HL) is more common than in non-Hodgkin lymphoma (NHL). In HL, mediastinal lymphadenopathy with contiguous spread is a hallmark, and lung paren...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2008.03.006
更新日期:2008-03-01 00:00:00
abstract::In this article I have attempted to illustrate just how potentially useful the current ultrasound examination can be in the evaluation of the acute pediatric abdomen. It must be understood, however, that not all radiologists agree on the merits of ultrasound in the evaluation of the gastrointestinal tract, and in prac...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:
更新日期:1996-07-01 00:00:00
abstract::Pulmonary embolism is a common disease entity that is difficult to diagnose accurately by noninvasive methods. Ventilation-perfusion is a pivotal study in the evaluation of patients with suspected pulmonary embolism. The role of standard and newer modalities in evaluating pulmonary embolism is discussed in this articl...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:
更新日期:1985-09-01 00:00:00
abstract::Fibrous lesions of bone include entities with a wide range of radiographic appearance and clinical behavior. Many benign fibrous lesions, such as medial supracondylar defects, fibrous cortical defects, and nonossifying fibromas have typical radiographic appearances and usually are self-limited. Desmoplastic fibromas a...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:
更新日期:1993-03-01 00:00:00
abstract::Ultrasound scan is an invaluable tool in the diagnosis and treatment of disorders of the musculoskeletal system. Core concepts that are common to most ultrasound-guided procedures are reviewed, including an in-depth discussion regarding the use of injectable corticosteroids. Various aspects of intra-articular, intrate...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2008.02.003
更新日期:2008-05-01 00:00:00
abstract::Successful use of double-contrast techniques requires skill both in performing and interpreting the examination. To perform the examination properly, great care must be taken in evaluating the coating of the mucosal surface. An appropriate barium suspension designed for double-contrast radiography must be used. The ne...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:
更新日期:1982-12-01 00:00:00
abstract::Acute abdominal pain in pregnancy presents diagnostic and therapeutic challenges. Ultrasound remains the primary imaging investigation of the pregnant abdomen because of its availability, portability, and lack of ionizing radiation. MR imaging has been shown to be useful in the diagnosis of gynecologic and obstetric p...
journal_title:Radiologic clinics of North America
pub_type: 杂志文章,评审
doi:10.1016/j.rcl.2015.06.013
更新日期:2015-11-01 00:00:00