نتایج جستجو برای: coronary ct angiography

تعداد نتایج: 344370  

2010
Z Sun

With the advent of multislice CT more than a decade ago, multislice CT angiography has demonstrated a huge potential in the less invasive imaging of cardiovascular disease, especially in the diagnosis of coronary artery disease. The diagnostic accuracy of multislice CT angiography has been significantly augmented with the rapid technical developments ranging from the initial 4-slice, to the cur...

2009

Technical advances have enabled multidetector CT to become the non-invasive modality of choice for coronary imaging. Recent clinical literature has supported the power of CCTA using 64-slice multidector CT scanners in the detection and ruling out of significant (> 50%) coronary artery disease, with an average negative predictive value of 98% on a per-patient basis [6-8]. With the capability of ...

Journal: :Interactive cardiovascular and thoracic surgery 2007
Vivek Shrivastava Sriram Vundavalli Leslie Mitchell Joel Dunning

A best evidence topic in cardiac surgery was written according to a structured protocol. The question addressed was whether a CT angiogram could replace routine percutaneous coronary angiography for excluding coronary arterial disease for patients undergoing a non coronary cardiac procedure. Using the reported search 595 papers were identified. Eleven papers represented the best evidence on the...

Journal: :Cardiovascular Ultrasound 2008
Domenico M Zardi Enrico M Zardi Andrea Berni Cristiana Nannini Biagio Andrea Pace Stefano Santucci Massimo Volpe

Coronary angiography is considered to be the gold standard technique for assessing the severity of obstructive luminal narrowing; however, in a few circumstances it may be misleading. In these cases, cardiac computed tomography (CT) and intravascular ultrasound (IVUS) may help to give a correct interpretation.In this report, we describe the case of a 62-year-old man whose effort angina was firs...

2012
Yeon-Hwa Kim Seung Hwan Hwang Chur Hoan Lim Hye Mi An Hee Jong Kim Se Gwon Moon Won Yu Kang Sun Ho Hwang Weon Kim Wan Kim

Passage failure of guidewire is still remained most common reason for percutaneous coronary intervention (PCI) failure in chronic total occlusion (CTO). Intravascular ultrasound study (IVUS) and cardiac CT angiography can help identify features that most influence current success rates of PCI. We report our experience using the reverse controlled antegrade and retrograde subintimal tracking tec...

Journal: :AJR. American journal of roentgenology 2009
Baskaran Sundaram Smita Patel Prachi Agarwal Ella A Kazerooni

OBJECTIVE In this part 2 of our two-part article, we aim to describe the evaluation and interpretation of coronary CTA, cardiac structures, and cardiac functional assessment using an approach similar to the reporting of catheter angiography and echocardiography. CONCLUSION The superb resolution and the isotropic image data acquisition of ECG-gated coronary CT angiography (CTA) enable evaluati...

Journal: :Circulation 2009
Pyung Jin Kim Gham Hur Su Young Kim June Namgung Seong Wan Hong Yong Hoon Kim Won Ro Lee

BACKGROUND The objective of the present study was to describe the relative frequency of myocardial bridging and dynamic compression of the coronary arteries as assessed by CT angiography and conventional angiography. METHODS AND RESULTS A total of 311 patients (208 men, 103 women; mean age 63 years) who received both 64-section CT angiography and conventional angiography were reviewed retrosp...

Journal: :The Eurasian journal of medicine 2013
Ibrahim Halil Tanboga Enbiya Aksakal Mustafa Kurt M Erdem Sagsoz Mecit Kantarci

The SYNTAX score is an angiographic scoring system that is currently used for evaluating the complexity of coronary lesions. Its efficiency in both long-term prognosis and the selection of treatment modalities has been shown in many studies. However, there is little evidence for the use of this scoring system in CT angiography, which has become a part of coronary artery disease practice. Here, ...

Journal: :the journal of tehran university heart center 0
hossein doustkami imam khomeini hospital, ardabil university of medical sciences, iran. nasrollah maleki imam khomeini hospital, ardabil university of medical sciences, iran. zahra tavosi khalije fars hospital, bushehr university of medical sciences, bushehr, iran.

aneurysms of the left main coronary artery are exceedingly rare clinical entities, encountered incidentally in approximately 0.1% of patients who undergo routine angiography. the most common cause of coronary artery aneurysms is atherosclerosis. angiography is the gold standard for diagnosis and treatment. depending on the severity of the coexisting coronary stenosis, patients with left main co...

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