The purpose of the study is to assess short and long term outcomes of acute coronary syndrome in patients with non obstructive coronary atherosclerosis, to optimize the algorithm for diagnosis and to evaluate its effectiveness
The study non randomized, opened, controlled. Cardiovascular Magnetic - resonance imaging reveals both ischemic and non-ischemic causes of acute coronary syndrome. Currently, it is the best method for Imaging and damage assessment of myocardial viability in coronary atherosclerosis and noncoronary injuries (V.Yu.Usov 2012). Taking into account the results of previous (D. Kawecki, B. Morawiec, P. Monney, 2015) research, it can be concluded that the introduction of cardiovascular magnetic resonance imaging into routine practice will change the structure of morbidity among patients with acute coronary syndrome and non obstructive coronary atherosclerosis . The research was conducted on small groups of patients, and therefore further data acquisition is required. It is planned to study 200 patients with acute coronary syndrome. On admission, they will receive the standard treatment of ACS with and without ST elevation. Within 72 hours they will performed diagnostic coronary angiography. If in case of non stenotic atherosclerosis of coronary artery (normal / stenosis \< 50%) patients are planned for cardiac contrast MRI, which will identify both ischemic and non-ischemic causes of acute coronary syndrome. At 30 days, 6 months, 12 months the researchers will assess the clinical condition of the patients, perform cardiac ultrasound for the evaluation of myocardial contractile function, evaluate the incidence rate of secondary endpoints
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
200
Cardiovascular magnetic resonance (CMR) imaging with contrast (Gadovist) in regime inversion recovery time, regime T-2 weighted images , T1-weighted images.
Research Institutite for Cardiology
Tomsk, Tomskii Region, Russia
RECRUITINGIncidence of inflammatory infiltrate, ischemia, infarction in the myocardial tissue
Time frame: 14 days after ACS
Left ventricular ejection fraction (Echo)
Time frame: 14 days after ACS
Incidence of the acute myocardial infarction
Time frame: 14 days after ACS
Incidence of unstable angina
Time frame: 14 days after ACS
Incidence of Takotsubo syndrome
Time frame: 14 days after ACS
Incidence of myocarditis
Time frame: 14 days after ACS
Incidence of the mortality
Time frame: 6 month and 12 month after ACS
Incidence of the recurrent myocardial infarction
Time frame: 6 month and 12 month after ACS
Incidence of the heart failure
Time frame: 6 month and 12 month after ACS
Incidence of the stroke
Time frame: 6 month and 12 month after ACS
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