نتایج جستجو برای: multidetector

تعداد نتایج: 4206  

Journal: :Radiology 2011
Loic Boussel Serkan Cakmak Max Wintermark Norbert Nighoghossian Romaric Loffroy Philippe Coulon Laurent Derex Tae Hee Cho Philippe C Douek

PURPOSE To assess the potential of a single-session multidetector computed tomography (CT) protocol, as compared with established methods, for the etiologic work-up of acute ischemic stroke. MATERIALS AND METHODS Patients found to have recently experienced an ischemic stroke were recruited for this prospective study after institutional review board approval was obtained. Each patient was sche...

Journal: :the journal of tehran university heart center 0
yaser jenab tehran heart center, tehran university of medical sciences, tehran, iran. marzieh pakbaz tehran heart center, tehran university of medical sciences, tehran, iran. neda ghaffari-marandi tehran heart center, tehran university of medical sciences, tehran, iran.

t akotsubo cardiomyopathy (tcm), also known as stress-induced cardiomyopathy, is a clinical syndrome of transient left ventricular (lv) apical wall motion abnormality with relative preservation of the basal heart segments in the absence of any significant atherosclerosis. recurrence of this condition is rare. we report a postmenopausal woman, who experienced two episodes of tcm within 4 months ...

Journal: :iranian journal of radiology 0
atoosa adibi department of radiology, isfahan university of medical sciences, isfahan, iran; department of radiology, alzahra hospital, soffeh ave., isfahan, iran. tel: +983116255555, fax: +98-3116687898 ali shahbazi department of radiology, isfahan university of medical sciences, isfahan, iran

conclusions the automatic bolus-tracking method, results in higher contrast enhancement of the aorta and spleen at the portal phase, but has no effect on liver enhancement. however, bolus tracking is associated with reduced variability for liver enhancement among different patients. results forty-eight patients (23 male, 25 female, mean age=56.4±13.5 years) were included. the contrast enhanceme...

2000
Leslie M. Ciancibello Rana B. Hejal

OBJECTIVE. The objective of our study was to evaluate the role of dynamic inspiratory– expiratory imaging with multidetector CT in patients with suspected tracheobronchomalacia. CONCLUSION. Multidetector CT with inspiratory–expiratory imaging is a promising method in the evaluation of patients with dynamic airway collapse. In our study, the degree of dynamic collapse correlated well with bronch...

2010
Letícia Yurie Kimura Karina Tavares de Melo Nóbrega Luiz Augusto Gadia Gabure José Pedro da Silva

OBJECTIVE: We aimed to determine if multidetector-row computed tomography angiography is an effective and non-invasive method for diagnosing anomalous pulmonary venous drainage. MATERIALS AND METHODS: We performed a retrospective review of 2905 cases from July 2003 to November 2007 in which cardiac multidetector-row computed tomography was used. Of the cases, 393 evaluated congenital cardiopath...

2013
Ruken Yuksekkaya Ali Ekrem Koner Fatih Celikyay Murat Beyhan Ferdag Almus Berat Acu

Chronic-contained aortic aneurysm rupture with vertebral erosion is a rare entity with fatal complications. Multidetector computed tomography (CT) angiography is an important diagnostic method for the evaluation of the aortic aneurysms, their complications, and also the relationship between aneurysm and branching vessels and adjacent structures. We present the multidetector CT angiography findi...

2010
Sheo Kumar Zafar Neyaz Archna Gupta

The increased use of laparoscopic nephrectomy and nephron-sparing surgery has prompted the need for a more detailed radiological evaluation of the renal vascular anatomy. Multidetector CT angiography is a fast and accurate modality for assessing the precise anatomy of the renal vessels. In this pictorial review, we present the multidetector CT angiography appearances of the normal renal vascula...

Journal: :Radiographics : a review publication of the Radiological Society of North America, Inc 2013
Stefanie Weinstein Samuel Osei-Bonsu Rizwan Aslam Judy Yee

If not properly recognized, the normal postoperative appearance of the pelvis following colorectal surgery can be misinterpreted as disease, including infection or recurrent tumor. However, multidetector computed tomography (CT) with the supplemental use of multiplanar reformation clearly demonstrates the expected postoperative anatomic changes in this setting. The high-resolution images achiev...

Journal: :Stroke 2011
Na Li Yilong Wang Wenjuan Wang Li Ma Jing Xue Karin Weissenborn Reinhard Dengler Hans Worthmann David Z Wang Peiyi Gao Liping Liu Yongjun Wang Xingquan Zhao

BACKGROUND AND PURPOSE Several retrospective studies suggested that contrast extravasation on CT angiography predicts hematoma expansion, poor outcome, and mortality in primary intracerebral hemorrhage. We aimed to determine the predictive value of contrast extravasation on multidetector CT angiography for clinical outcome in a prospective study. METHODS In 160 consecutive patients with spont...

Journal: :American heart journal 2006
Paul Schoenhagen Arthur E Stillman Mario J Garcia Sandra S Halliburton E Murat Tuzcu Steven E Nissen Michael T Modic Bruce W Lytle Eric J Topol Richard D White

Modern multidetector computed tomography systems are capable of a comprehensive assessment of the cardiovascular system, including noninvasive assessment of coronary anatomy. Multidetector computed tomography is expected to advance the role of noninvasive imaging for coronary artery disease, but clinical experience is still limited. Clinical guidelines are necessary to standardize scanner techn...

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