Diffusion-weighted magnetic resonance imaging for the evaluation of musculoskeletal tumors.

abstract：:Müllerian duct anomalies, also called congenital uterine anomalies, are developmental structural disorders of the female genital tract. These anomalies are clinically relevant in patients with a history of infertility and pregnancy-related complications. The American Society for Reproductive Medicine classification sy...

journal_title：Magnetic resonance imaging clinics of North America

authors： Olpin JD,Moeni A,Willmore RJ,Heilbrun ME

更新日期：2017-08-01 00:00:00

abstract：:The multiplanar and soft-tissue capabilities of MR imaging make it a valuable diagnostic tool for the retroperitoneal space and its organs. In addition, by virtue of its location, the retroperitoneum is well suited for study by this modality. Appropriate techniques, including the use of contrast, are discussed as are ...

journal_title：Magnetic resonance imaging clinics of North America

authors： Granstrom P,Unger E

更新日期：1995-02-01 00:00:00

abstract：:Incidentally discovered adrenal masses are a common clinical problem. Most of these masses lack specific imaging features that enable accurate characterization. In this article, the authors describe the imaging findings, as well as the roles of various imaging techniques that are currently used to evaluate these masse...

journal_title：Magnetic resonance imaging clinics of North America

authors： Francis IR,Korobkin M

更新日期：1997-02-01 00:00:00

abstract：:Although abdominal and pelvic vascular disease is much less common in children than in adults, MR angiographic techniques widely used in adults can also be readily applied in the pediatric population with suspected vascular disease. MR techniques, equipment, and image analysis software are in a continual state of deve...

journal_title：Magnetic resonance imaging clinics of North America

authors： Strouse PJ

更新日期：2002-05-01 00:00:00

abstract：:The motivations for developing MR-guided minimally invasive therapy include its excellent soft tissue contrast, tomographic imaging in any direction (as opposed to projection imaging as in fluoroscopy), the absence of ionizing radiation,the abundance of contrast mechanisms (including bright blood pulse sequences that ...

journal_title：Magnetic resonance imaging clinics of North America

authors： Derakhshan JJ,Duerk JL

更新日期：2005-08-01 00:00:00

abstract：:This article reviews fundamental principles and sequence techniques that have been used successfully for imaging diseases of the abdomen and pelvis at 1.5 Tesla. This article also introduces concepts and the specific alteration of sequence parameters for optimization of abdominal-pelvic imaging at 3 Tesla. ...

journal_title：Magnetic resonance imaging clinics of North America

authors： Martin DR,Friel HT,Danrad R,De Becker J,Hussain SM

更新日期：2005-05-01 00:00:00

abstract：:Continuous technologic developments and research have increased the clinical applications of MT, HASTE, and FLAIR imaging in neuroradiology. HASTE has become the MR imaging sequence of choice for fetal neuroimaging. Other promising uses, such as for diffusion-weighted imaging, have not been fully exploited. FLAIR has ...

journal_title：Magnetic resonance imaging clinics of North America

authors： Rumboldt Z,Marotti M

更新日期：2003-08-01 00:00:00

abstract：:Performing RFA procedures under MR imaging involves two distinct processes: interactive guidance of the RF electrode into the targeted tumor and monitoring the effect of therapy. The justification for using MR imaging for electrode guidance is quite similar to its use to guide biopsy and aspiration procedures, where M...

journal_title：Magnetic resonance imaging clinics of North America

authors： Nour SG,Lewin JS

更新日期：2005-08-01 00:00:00

abstract：:The superior tissue contrast and flexible imaging planes afforded by magnetic resonance imaging (MRI) versus competing technologies permit optimal depiction of the pelvic viscera. Targeted protocols developed for specific pelvic visceral organs highlight important anatomic features that may not be imaged by other moda...

journal_title：Magnetic resonance imaging clinics of North America

authors： Wasnik AP,Mazza MB,Liu PS

更新日期：2011-08-01 00:00:00

abstract：:Food and Drug Administration approval of 7T MR imaging allows ultrahigh-field neuroimaging to extend from the research realm into the clinical realm. Increased signal is clinically advantageous for smaller voxels and thereby high spatial resolution imaging, with additional advantages of increased tissue contrast. Susc...

journal_title：Magnetic resonance imaging clinics of North America

authors： Jones SE,Lee J,Law M

更新日期：2021-02-01 00:00:00

abstract：:Conducting magnetic resonance imaging (MRI) safety screening is not a new idea and has developed as a proved method in efforts to ensure patient safety and prevent accidents in the magnetic resonance (MR) environment. A growing number of surgical procedures with implanted medical devices have complicated MR screening ...

journal_title：Magnetic resonance imaging clinics of North America

authors： Kimbrell V

更新日期：2020-11-01 00:00:00

abstract：:MR imaging using anatomic, chemical, and functional information offers huge potential for the management of the gynecologic patient. By differentiating benign from malignant disease with very high specificity, it can aid the selection of patients requiring further treatment and determine the level of urgency. Staging ...

journal_title：Magnetic resonance imaging clinics of North America

authors： Turnbull L,Booth S

更新日期：2007-08-01 00:00:00

abstract：:MR imaging is ideally suited for characterization of the soft tissue, cartilaginous, and osseous structures of the pediatric ankle. An understanding of the normal MR imaging appearance associated with the dynamic skeletal maturation process will prevent overdiagnosis and unnecessary treatment. In this article, we revi...

journal_title：Magnetic resonance imaging clinics of North America

authors： Ma GM,Ecklund K

更新日期：2017-02-01 00:00:00

abstract：:DTI seems to offer the possibility of adding important information to presurgical planning. Although experience is limited, DTI seems to provide useful local information about the structures near the tumor, and this seems to be useful in planning. In the future, DTI may provide an improved way to monitor intraoperativ...

journal_title：Magnetic resonance imaging clinics of North America

authors： Cruz LC Jr,Sorensen AG

更新日期：2006-05-01 00:00:00

abstract：:In neonates and infants with congenital heart disease (CHD), cardiovascular magnetic resonance (CMR) is an established imaging modality in all patients in whom echocardiography does not provide sufficient information and definitive diagnosis. CMR is noninvasive, and does not involve vascular catheterization or ionizin...

journal_title：Magnetic resonance imaging clinics of North America

authors： Valsangiacomo Buechel ER,Fogel MA

更新日期：2011-11-01 00:00:00

abstract：:Acetabular labral tears are a mechanical cause of hip pain. Hip MR imaging should be performed on 1.5-T or 3-T magnets using small field-of-view and high-resolution imaging. The following should be used in the assessment for labral tear abnormalities on MR arthrography: labral morphology and contrast extension into th...

journal_title：Magnetic resonance imaging clinics of North America

authors： Blankenbaker DG,Tuite MJ

更新日期：2013-02-01 00:00:00

abstract：:CMR is a rapidly developing new modality with applications in clinical cardiology for detection and assessment of myocardial ischemia and viability. CMR perfusion results for the detection of ischemia in comparison with stress echocardiography and scintigraphic techniques are reasonable, but all the studies reported t...

journal_title：Magnetic resonance imaging clinics of North America

authors： Wagner A,Mahrholdt H,Sechtem U,Kim RJ,Judd RM

更新日期：2003-02-01 00:00:00

abstract：:Many data exist regarding the safety of the static and time-varying magnetic and electromagnetic fields used in MR environments for the developing fetus. Many of these data, however, are confusing and nebulous. The literature in this area is reviewed, and the issues related to MR imaging of the pregnant patient and MR...

journal_title：Magnetic resonance imaging clinics of North America

authors： Kanal E

更新日期：1994-05-01 00:00:00

abstract：:Cystic lesions around the knee comprise a diverse group of entities, ranging from benign cysts to complications of underlying diseases such as infection, arthritis, and malignancy. Their diverse causes result in varied prognoses and therapeutic options. Although the presentation of cystic masses may be similar, their ...

journal_title：Magnetic resonance imaging clinics of North America

authors： Beaman FD,Peterson JJ

更新日期：2007-02-01 00:00:00

abstract：:MR angiography techniques have recently been applied to evaluation of peripheral vascular disease, both phase-contrast and time-of-flight techniques have been used. Preliminary clinical experience has shown promise in identification of angioplasty candidates, preoperative evaluation in iliofemoral occlusive disease, a...

journal_title：Magnetic resonance imaging clinics of North America

authors： Yucel EK

更新日期：1993-12-01 00:00:00

abstract：:This article reviews the complex normal anatomy of the hip joint and its surrounding structures on MR imaging, including MR arthrography.Thorough knowledge of the normal appearance of the marrow and osseous and articular anatomy as well as the ligaments, tendons, and surrounding muscles of the hip is essential for ima...

journal_title：Magnetic resonance imaging clinics of North America

authors： Chatha DS,Arora R

更新日期：2005-11-01 00:00:00

abstract：:Intracranial aneurysms are lesions with high morbidity and mortality, but in most cases represent treatable disease. Magnetic Resonance (MR) imaging and in some cases MR angiography can make valuable contributions to their diagnosis and characterization. The ultimate tool for imaging these lesions, however, remains ca...

journal_title：Magnetic resonance imaging clinics of North America

authors： Atlas SW

更新日期：1998-11-01 00:00:00

abstract：:The multiplanar and soft-tissue characterization capabilities of MR imaging make it a valuable diagnostic tool for imaging the urinary bladder. This article reviews the techniques used for MR imaging of the bladder, bladder anatomy, and the various MR features of many bladder pathologies. ...

journal_title：Magnetic resonance imaging clinics of North America

authors： Teeger S,Sica GT

更新日期：1996-08-01 00:00:00

abstract：:Hepatic perfusion imaging with magnetic resonance (MR) imaging is an emerging technique for quantitative assessment of diffuse hepatic disease and hepatic lesion blood flow. The principal method that has been used is based on T1 dynamic contrast-enhanced MR imaging. Perfusion imaging shows promise in the assessment of...

journal_title：Magnetic resonance imaging clinics of North America

authors： Haider MA,Farhadi FA,Milot L

更新日期：2010-08-01 00:00:00

abstract：:Recent advances in MR imaging techniques and its multiplanar capability allow for improved detection and characterization of benign and malignant processes occurring in the thoracoabdominal region. It is important to the staging process of patients with known malignancy to correctly diagnose incidental masses in this ...

journal_title：Magnetic resonance imaging clinics of North America

authors： Pace ME,Krebs TL

更新日期：2000-02-01 00:00:00

abstract：:MRM is a useful imaging technique that can be incorporated into routine spine MR imaging protocols without a significant increase in imaging time or patient discomfort. When combined with high quality, sequential (no inter-slice gap), axial images of the spine, the authors have found that it decreases the surgeon's ne...

journal_title：Magnetic resonance imaging clinics of North America

authors： Stone JA

更新日期：2003-11-01 00:00:00

abstract：:Although MR imaging has become the most accurate test for depicting abnormal morphology, there is no agreement on the diagnostic value of morphology alone. If the natural history of a disease is not clearly understood, and if there is little consensus, within or between specialties, regarding the use of diagnostic tes...

journal_title：Magnetic resonance imaging clinics of North America

authors： Modic MT

更新日期：1999-08-01 00:00:00

abstract：:This article emphasizes the technical aspects of MR imaging in acute cervical trauma, and details the specific protocols used at the authors' institution. A systematic approach to the evaluation of MR images in the trauma setting is discussed, and the role of MR imaging in the characterization of spinal cord injury an...

journal_title：Magnetic resonance imaging clinics of North America

authors： Takhtani D,Melhem ER

更新日期：2000-08-01 00:00:00

abstract：:Four-dimensional time-resolved MR angiography (4D-MRA) using keyhole imaging techniques is a new method of performing contrastenhanced vascular imaging. Combining parallel imaging and keyhole imaging techniques, it is possible to obtain dynamic MRA scans up to 60 times faster, thereby achieving subsecond sampling of t...

journal_title：Magnetic resonance imaging clinics of North America

authors： Parmar H,Ivancevic MK,Dudek N,Gandhi D,Geerts L,Hoogeveen R,Mukherji SK,Chenevert TL

更新日期：2009-02-01 00:00:00

abstract：:Testicular ultrasound is typically the first-line imaging examination in evaluating scrotal pathology. However, MR imaging can often provide valuable additional information, especially when ultrasound and/or clinical examinations are inconclusive. This is particularly evident when encountering testicular or paratestic...

journal_title：Magnetic resonance imaging clinics of North America

authors： Mathur M,Spektor M

更新日期：2019-02-01 00:00:00