نتایج جستجو برای: coronary ct angiography
تعداد نتایج: 344370 فیلتر نتایج به سال:
Coronary computed tomography angiography (CTA) allows increasingly reliable visualization of the coronary arteries. Over the past two years, several relevant scientific studies on the clinical utility and prognostic value of CT angiography have been published, and this review will provide a summary of the currently available data.
Coronary artery disease (CAD) is the leading cause of mortality worldwide, and various cardiovascular imaging modalities have been introduced for the purpose of diagnosing and determining the severity of CAD. More recently, advances in computed tomography (CT) technology have contributed to the widespread clinical application of cardiac CT for accurate and noninvasive evaluation of CAD. In this...
PURPOSE We aimed to evaluate the frequency and features of dual left anterior descending artery (LAD) variants using computed tomography (CT) angiography. METHODS A total of 1337 consecutive coronary CT angiography examinations performed between April 2010 and December 2013 were retrospectively evaluated for the presence of dual LAD. CT examinations were performed with either 64- or 320-row m...
BACKGROUND AND PURPOSE The purpose of this study was to determine whether significant atherosclerotic disease in the carotid arteries predicts significant atherosclerotic disease in the coronary arteries, vertebral arteries, or aorta in patients with symptoms of acute ischemic stroke. METHODS Atherosclerotic disease was imaged using CT angiography in a prospective study of 120 consecutive pat...
A single coronary artery (SCA) is a relatively rare anomaly. Absent right (RCA) the rarest of anomalies occurring when doesn’t develop. In past 14 years till 2020, only 26 cases congenital absence RCA have been reported in 24 articles. We report case left with detected by angiography and confirmed CT angiography. The territory was being supplied branch from circumflex (LCX) artery. patient pres...
INTRODUCTION Giant coronary artery aneurysm is an extremely rare form of coronary artery disease. The most common cause of coronary artery aneurysms is atherosclerosis. Although it is usually asymptomatic, it may have various clinical presentations, including angina, myocardial infarction or sudden death. CASE PRESENTATION A 32-year-old woman presented with edema of the upper and lower limbs,...
PURPOSE We aimed to evaluate the frequency and extent of coronary atherosclerotic plaques in patients with a coronary artery calcium (CAC) score of zero and establish the demographic characteristics and the cardiovascular risk factors that affect the formation of atheromatous plaques. MATERIALS AND METHODS Coronary computed tomography (CT) angiography was performed in 288 cases with a CAC sco...
OBJECTIVES We assessed the usefulness of 64-slice computed tomography coronary angiography (CTCA) to detect or rule out coronary artery disease (CAD) in patients with various estimated pretest probabilities of CAD. BACKGROUND The pretest probability of the presence of CAD may impact the diagnostic performance of CTCA. METHODS Sixty-four-slice CTCA (Sensation 64, Siemens, Forchheim, Germany)...
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