نتایج جستجو برای: coronary angiography ca

تعداد نتایج: 341143  

Journal: :Circulation. Cardiovascular imaging 2008
Pim J de Feyter Robert-Jan van Geuns

Noninvasive coronary imaging is often considered the Holy Grail among cardiologists and radiologists interested in the diagnosis and treatment of coronary atherosclerosis.1–3 That noninvasive coronary imaging would aid in establishing new prevention and treatment strategies in a wide range of clinical scenarios, ranging from early subclinical diagnosis of atherosclerosis in asymptomatic individ...

ژورنال: پیاورد سلامت 2019
قادربیگی زاد, فرشته, محمدی, فرشته, میانجی, فریدون, چنگیزی, وحید,

Background and Aim: Coronary angiography (CA) is a diagnostic and therapeutic procedure for cardiac complexity, that has a high dose and high fluoroscopy time. The effective dose of eye lens as a radiosensitive organ in long-term exposure to CA must be evaluated. Materials and Methods: A cross-sectional study was performed with Siemens under-bed machine in Imam Hossein Hospital of Mehran, Ilam...

Journal: :the journal of tehran university heart center 0
amin daoulah king faisal specialist hospital & research center-jeddah, jeddah, saudi arabia. awad al qahtani hamad medical corporation, doha, qatar. majed mazen malak king abdulaziz university hospital, jeddah, saudi arabia. saud al ghamdi king faisal specialist hospital & research center-jeddah, jeddah, saudi arabia.

spontaneous coronary artery dissection (scad) is a rare condition that can result in unstable angina, acute myocardial infarction, and sudden death. this condition may occur particularly in women during late pregnancy and in the postpartum period. we present the case of a 33-year-old african american woman, who had spontaneous left anterior descending coronary artery (lad) dissection two weeks ...

Journal: :the journal of tehran university heart center 0
james min weill cornell medical college, new york presbyterian hospital, new york, ny, usa. fay lin weill cornell medical college, new york presbyterian hospital, new york, ny, usa. samuel wann wisconsin heart hospital, milwaukee, wi, usa.

cardiovascular disease remains the principal cause of death in the modernized world.   several novel noninvasive imaging techniques have been recently developed to improve diagnosis of cardiac and coronary disease.   of these advances, multidetector computed tomographic (mdct) angiography has evolved most dramatically to transform computed tomography from a single-slice trans-axial modality to ...

Journal: :the journal of tehran university heart center 0
homa kashani department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, iran. hojjat zeraati department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, iran. kazem mohammad department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, iran. hamidreza goodarzynejad tehran heart center, tehran university of medical sciences, tehran, iran. mahmood mahmoudi department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, iran. saeed sadeghian tehran heart center, tehran university of medical sciences, tehran, iran.

background: investigators frequently encounter continuous outcomes with plenty of values clumped at zero called semi-continuous outcomes. the gensini score, one of the most widely used scoring systems for expressing coronary angiographic results, is of this type. the aim of this study was to apply two statistical approaches based on the categorization and original scale of the gensini score to ...

Journal: :the journal of tehran university heart center 0
masoud tarbiat ekbatan heart hospital, hamedan university of medical sciences, hamedan, iran. gholamreza safarpoor ekbatan heart hospital, hamedan university of medical sciences, hamedan, iran.

iatrogenic coronary artery dissection during coronary angiography with or without rupture is a rare but feared complication . we herein report a case of iatrogenic left main coronary artery dissection in a 49-year-old female. admitted to our hospital with a recent history of severe hypotension, she develpled apnea during angiography. she was intubated  and resuscitated with an epinephrine infus...

Journal: :Heart 2005
Nico R Mollet Filippo Cademartiri Pim J de Feyter

Correspondence to: Pim J de Feyter, MD, PhD, Erasmus Medical Center, Department of Cardiology and Radiology, Thoraxcenter Bd 410, PO Box 2040, 3000 CA Rotterdam, The Netherlands; [email protected] _________________________ M ultislice spiral computed tomography (MSCT) coronary angiography is a promising noninvasive technique for the detection of coronary stenoses. The advent of the tech...

ژورنال: یافته 2012
عزیززاده فروزی, منصوره, خدری , پریچهر , ملکی, مجید , یثربی راد, مریم ,

Background : The function of the coronary arteries is to transport oxygenated blood to the heart muscle and if these arteries have been clogged due to fat plaque, patient has to undergo coronary angiography to determine the narrowing rate of coronary arteries and for this purpose, the left femoral artery is used . The aim of this research is to study the effect of pressure bandaging in reducing...

Journal: :Heart 2009
B A Herzog C A Wyss L Husmann O Gaemperli I Valenta V Treyer U Landmesser P A Kaufmann

BACKGROUND Reduction of radiation burden of multidetector computed tomography coronary angiography (CTCA) has remained an important task. OBJECTIVE To compare effective radiation dose of low-dose 64-slice CTCA using prospective ECG-triggering versus diagnostic invasive coronary angiography (CA). METHODS 42 patients referred for elective invasive CA owing to suspected coronary artery disease...

Journal: :the journal of tehran university heart center 0
shahram dabiri emam hospital, nuclear medicine department, tabriz university of medical sciences, tabriz, iran. naser aslanabadi madani heart hospital, tabriz university of medical sciences, tabriz, iran.

background: diagnosis of coronary artery disease (cad) in patients with left bundle branch block (lbbb) is considered as a challenge in cardiology due to the low accuracy of noninvasive methods such as basal and stress electrocardiography (ecg). this diagnostic challenge can be reduced but not eliminated using dipyridamole as a stress method instead of exercise. the aim of this study was to ass...

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