abstract：:There is a growing body of experience supporting the use of image-guided RFA for the treatment of primary RCC. Because surgical resection is a technique with low mortality, and a proved success rate that is high, this must remain standard therapy for patients with potentially curable RCC. Some patients with low-stage ...

journal_title：Radiologic clinics of North America

authors： Zagoria RJ

更新日期：2003-09-01 00:00:00

abstract：:This article describes the principles, attributes, and pitfalls of the many MR imaging approaches available for assessment of renal-related disorders. Tables 1 and 2 summarize the specific approach and rationale. ...

journal_title：Radiologic clinics of North America

authors： Zhang J,Pedrosa I,Rofsky NM

更新日期：2003-09-01 00:00:00

abstract：:Normal reproduction requires healthy female anatomy. Cervical, uterine, tubal, ovarian, and peritoneal factors can coexist and cause female infertility. Ultrasound, hysterosalpingography, MR imaging, and fallopian tube catheterization are the radiologists' armamentarium for diagnosis. This article illustrates importan...

journal_title：Radiologic clinics of North America

authors： Thurmond AS

更新日期：2003-07-01 00:00:00

abstract：:Paired inspiratory and dynamic expiratory multislice CT imaging is a promising method for diagnosing TBM. A low-dose technique should be considered for the dynamic portion to reduce radiation exposure. Visual and quantitative analysis of the central airways provide a comprehensive assessment by allowing for the accura...

journal_title：Radiologic clinics of North America

authors： Boiselle PM,Feller-Kopman D,Ashiku S,Weeks D,Ernst A

更新日期：2003-05-01 00:00:00

abstract：:Multichannel CT has become a very valuable tool in diagnostic imaging. It provides a combination of fast and long coverage in conjunction with thin slices. The fast scanning allows for single-breathhold scanning, fewer motion artifacts, and better use of intravenous contrast media. The brains of the MCCT scanners are ...

journal_title：Radiologic clinics of North America

authors： Rydberg J,Liang Y,Teague SD

更新日期：2003-05-01 00:00:00

abstract：:The small bowel is subject to a variety of surgical interventions for the treatment of a broad spectrum of disease processes. Most operative procedures applied to the small bowel are straightforward techniques encumbered by few complications, whereas other procedures are considerably more complex and can be associated...

journal_title：Radiologic clinics of North America

authors： Lappas JC

更新日期：2003-03-01 00:00:00

abstract：:By performing a comprehensive MR imaging examination, it is not only possible accurately to characterize and stage cystic and solid lesions of the kidney, but also to provide important preoperative information to the surgeon. In addition, MR imaging can characterize many adrenal lesions and frequently can obviate the ...

journal_title：Radiologic clinics of North America

authors： Israel GM,Krinsky GA

更新日期：2003-01-01 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

authors： Horton KM,Fishman EK

更新日期：2002-12-01 00:00:00

abstract：:MRT can detect accurately articular cartilage injuries and associated bone, meniscal, and ligament injuries. Identification and characterization of articular cartilage abnormalities is important for determination of prognosis, therapeutic decision making, and preoperative planning. ...

journal_title：Radiologic clinics of North America

authors： McCauley TR

更新日期：2002-09-01 00:00:00

abstract：:MRI is a powerful noninvasive imaging tool with high spatial resolution that continues to prove its value in determining atherosclerotic plaque size, volume, and tissue components. Multispectral MRI sequences have been validated to characterize atherosclerotic plaque components in animals; they have recently been appl...

journal_title：Radiologic clinics of North America

authors： Choi CJ,Kramer CM

更新日期：2002-07-01 00:00:00

abstract：:Gadolinium is useful as an alternative contrast agent for diagnostic angiographic and interventional procedures in patients with renal insufficiency or a history of a severe reaction to iodinated contrast material. Gadolinium usually is used as a "problem solver" to answer specific diagnostic questions or guide interv...

journal_title：Radiologic clinics of North America

authors： Spinosa DJ,Angle JF,Hartwell GD,Hagspiel KD,Leung DA,Matsumoto AH

更新日期：2002-07-01 00:00:00

abstract：:Many changes have occurred in the past decade in the imaging of the breast. These improvements have led to more sensitive and specific breast imaging and to the widespread use of minimally invasive biopsy techniques. They have also facilitated a closer working relationship between breast imager and surgeon and have co...

journal_title：Radiologic clinics of North America

authors： Van Zee KJ

更新日期：2002-05-01 00:00:00

abstract：:This article reviewed the major sports medicine conditions affecting the knee and their MR imaging appearance. MR imaging of the knee is considered efficacious especially in the setting of indeterminate clinical findings and can stratify patients, guiding further surgical management. MR imaging affects the diagnosis a...

journal_title：Radiologic clinics of North America

authors： Carrino JA,Schweitzer ME

更新日期：2002-03-01 00:00:00

abstract：:Drug-induced pulmonary toxicity is increasing and early diagnosis is important because of the associated morbidity and mortality. Diagnosis is often difficult and is usually based on a history of drug therapy and exclusion of infection, radiation pneumonitis, and recurrence of the underlying disease. Although HRCT fin...

journal_title：Radiologic clinics of North America

authors： Erasmus JJ,McAdams HP,Rossi SE

更新日期：2002-01-01 00:00:00

abstract：:Cystic lung diseases are caused by a number of abnormalities. Many of the cystic lung diseases and their mimics can be reliably diagnosed based on their HRCT findings. In the appropriate clinical setting this could obviate biopsy. ...

journal_title：Radiologic clinics of North America

authors： Hartman TE

更新日期：2001-11-01 00:00:00

abstract：:The applications for FDG-PET imaging are rapidly growing and accepted in the field of oncology. FDG-PET imaging does not replace other imaging modalities, such as CT, but seems to be very helpful in specific situations where CT has known limitations, such as differentiation of benign from malignant indeterminate lesio...

journal_title：Radiologic clinics of North America

authors： Delbeke D,Martin WH

更新日期：2001-09-01 00:00:00

abstract：:Imaging plays an important role in the diagnosis and management of sports injuries of childhood and adolescence. The injuries discussed are typical of those seen in the skeletally immature athlete. Imaging specialists must be able to apply the full range of imaging modalities when evaluating the injured young athlete....

journal_title：Radiologic clinics of North America

authors： Connolly SA,Connolly LP,Jaramillo D

更新日期：2001-07-01 00:00:00

abstract：:Three-dimensional ultrasound is a new modality finding its way into clinical practice. Most of the major ultrasound vendors are now developing three-dimensional ultrasound capabilities. We expect that although three-dimensional ultrasound will not replace two-dimensional ultrasound, many additional benefits will be id...

journal_title：Radiologic clinics of North America

authors： Pretorius DH,Borok NN,Coffler MS,Nelson TR

更新日期：2001-05-01 00:00:00

abstract：:Accurate recognition and reporting of spine abnormalities on MRI requires knowledge of normal anatomy and its variants. This article deals with common normal variants, points out pitfalls which may be sources of errors in interpretation and describes imaging artifacts which are essential to be recognized and not mista...

journal_title：Radiologic clinics of North America

authors： Tehranzadeh J,Andrews C,Wong E

更新日期：2000-11-01 00:00:00

abstract：:Neurogenic tumors of the neck occur in children and adults. Important parameters to aid in the differential diagnosis are age at presentation, location, and a history of NF or multiple endocrine neoplasia. Schwannoma is the most common solitary neurogenic tumor in the neck and is usually seen in patients between 20 an...

journal_title：Radiologic clinics of North America

authors： Weber AL,Montandon C,Robson CD

更新日期：2000-09-01 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

authors： Farria D,Feig SA

更新日期：2000-07-01 00:00:00

abstract：:The American College of Radiology Breast Imaging and Reporting Data System (ACR BI-RADS) defines a mass as a space-occupying lesion seen in at least two projections. This article focuses on the management of breast masses with mammography and ultrasonography. Recommended work-up pathways are modified for nonpalpable m...

journal_title：Radiologic clinics of North America

authors： Bassett LW

更新日期：2000-07-01 00:00:00

abstract：:Each of the various techniques used for the diagnosis and staging of lung cancer has its advantages and limitations (Table 1). Imaging has a major role in guiding these procedures and deciding which of them is most appropriate in a given clinical setting. A CT examination by which the size and location of the parenchy...

journal_title：Radiologic clinics of North America

authors： Bogot NR,Shaham D

更新日期：2000-05-01 00:00:00

abstract：:TNB of the mediastinum is an accurate, safe, and cost-effective diagnostic tool for the evaluation of mediastinal masses and lymphadenopathy. The technique is most useful in the staging of carcinoma, where it serves as a less expensive and minimally invasive alternative to mediastinoscopy for establishing unresectabil...

journal_title：Radiologic clinics of North America

authors： Protopapas Z,Westcott JL

更新日期：2000-03-01 00:00:00

abstract：:One of the single most important considerations in clinical management of the patient with prostate cancer is whether or not metastatic disease is present. The identification of metastatic disease in a patient with newly diagnosed prostate cancer represents an absolute contraindication to definitive local therapies su...

journal_title：Radiologic clinics of North America

authors： Yu KK,Hawkins RA

更新日期：2000-01-01 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

authors： Barr LL

更新日期：1999-11-01 00:00:00

abstract：:Fast MR imaging protocols pave the way for more widespread use of MR imaging to evaluate emergency room trauma patients. This article reviews technical developments and protocols facilitating rapid imaging, conventional applications of MR imaging to evaluate soft tissue injuries, and newer applications in which MR ima...

journal_title：Radiologic clinics of North America

authors： Eustace S,Adams J,Assaf A

更新日期：1999-09-01 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

authors： Teefey SA,Middleton WD,Yamaguchi K

更新日期：1999-07-01 00:00:00

abstract：:Health care has changed dramatically over the last decade. Clinicians constantly are faced with decisions regarding the most cost-effective treatment while they maintain high-quality care. Musculoskeletal injuries commonly are seen in the practitioner's office, and thus it is important to find an effective imaging mod...

journal_title：Radiologic clinics of North America

authors： Primack SJ

更新日期：1999-07-01 00:00:00

abstract：:Congenital cardiac lesions in the adult have characteristic roentgen patterns that should be recognized by the radiologist. In other instances, abnormalities in the aorta or the position of the organs can indicate the likelihood of associated cardiac anomalies. An increasing number of congenital cardiac patients are s...

journal_title：Radiologic clinics of North America

authors： Baron MG

更新日期：1999-03-01 00:00:00

abstract：:The lacrimal gland region can be involved in a wide spectrum of orbital pathology, including inflammatory, lymphoproliferative, and epithelial tumors. This article focuses on benign and malignant epithelial tumors of lacrimal gland and simulating lesions. The clinical presentations, MR imaging, and pathologic findings...

journal_title：Radiologic clinics of North America

authors： Mafee MF,Edward DP,Koeller KK,Dorodi S

更新日期：1999-01-01 00:00:00

abstract：:Sarcoidosis, a systemic disease of unknown cause, frequently involves the eye, orbit, and central nervous system. The MR imaging findings of orbital and optic pathway sarcoidosis may closely resemble several other orbital and intracranial diseases. This article reviews MR imaging findings of sarcoidosis when it involv...

journal_title：Radiologic clinics of North America

authors： Mafee MF,Dorodi S,Pai E

更新日期：1999-01-01 00:00:00

abstract：:Fibro-osseous and cartilaginous lesions of the orbit and facial region share overlapping clinical, radiologic, and pathologic features that may lead to diagnostic confusion and possible misdiagnosis. The value of imaging studies in the histopathologic diagnosis of these lesions cannot be overemphasized. The histopatho...

journal_title：Radiologic clinics of North America

authors： Wenig BM,Mafee MF,Ghosh L

更新日期：1998-11-01 00:00:00

abstract：:Malignant uveal melanomas are the most common primary intraocular malignant tumors in adults. Choroidal hemangiomas are congenital, benign, vascular lesions that may be confused with malignant uveal melanomas on clinical examination. The MR imaging characteristics of uveal melanomas and choroidal hemangiomas are diffe...

journal_title：Radiologic clinics of North America

authors： Mafee MF

更新日期：1998-11-01 00:00:00

abstract：:Skull-base imaging has been a key factor in the advancement of skull-base surgery. The analysis of MR imaging or CT of the skull base emphasizes important landmarks, which are key to surgical planning. Although the definitive diagnosis usually is done by biopsy, the radiologist can limit the list of possibilities of t...

journal_title：Radiologic clinics of North America

authors： Curtin HD,Chavali R

更新日期：1998-09-01 00:00:00

abstract：:Ankle tenography is an easily learned technique for the treatment of tenosynovitis. This article describes the procedure in detail and discusses the indications and contraindications for tenography. The anatomy of the ankle tendons is briefly reviewed. This article familiarizes radiologists with this minimally-invasiv...

journal_title：Radiologic clinics of North America

authors： Schreibman KL,Gilula LA

更新日期：1998-07-01 00:00:00

abstract：:This article presents an update of the field of percutaneous discectomy and a perspective as to where percutaneous discectomy currently fits in the treatment of patients with herniated discs. The future of minimally invasive disc surgery is also entertained, and a novel approach to lumbar disc surgery is presented. ...

journal_title：Radiologic clinics of North America

authors： Onik GM,Helms C

更新日期：1998-05-01 00:00:00

abstract：:Although a specific diagnosis of the calcified liver mass may not always be possible, there are some morphologic imaging features that help to indicate the diagnosis (Table 1). The radiologist needs to be aware of the wide spectrum of diseases of the liver that can calcify, and the most common causes. Pathologic corre...

journal_title：Radiologic clinics of North America

authors： Paley MR,Ros PR

更新日期：1998-03-01 00:00:00

abstract：:Since its inception, CT scan has had a dominant role in hepatic imaging. Recent advances including helical CT scan and bolus-triggered scan initiation software packages have had a significant impact. Issues regarding volume, rate of administration, and type of intravenous contrast are being distilled. Workstations for...

journal_title：Radiologic clinics of North America

authors： Kemmerer SR,Mortele KJ,Ros PR

更新日期：1998-03-01 00:00:00

abstract：:Imaging has a key role in the identification of bronchiectasis. Over the years, imaging tests have become increasingly accurate in depicting the features of early bronchiectasis. This article covers the clinical, pathologic, and functional features of bronchiectasis; high-resolution CT scan technique; the signs of bro...

journal_title：Radiologic clinics of North America

authors： Hansell DM

更新日期：1998-01-01 00:00:00