Status:

COMPLETED

Scintigraphic Evaluation of Contractile and Coronary Reserve in Patients With Ischemic Cardiomyopathy

Lead Sponsor:

Tomsk National Research Medical Center of the Russian Academy of Sciences

Conditions:

Ischemic Cardiomyopathy

Eligibility:

All Genders

18-70 years

Brief Summary

According to single-photon emission computed tomography, the left ventricular contractile and coronary flow reserve (CFR) will be assessed in patients with ischemic cardiomyopathy. According to these ...

Detailed Description

Before surgical intervention, all patients pass routine clinical analyzes undergo coronary angiography and 2D echocardiography. Some of patients in the ICM-1 and ICM-2 groups undergo stress echocardio...

Eligibility Criteria

Inclusion

  • Inclusion Criteria:
  • А) For ICM group:
  • History of myocardial infarction (MI) or revascularization (CABG or PCI);
  • \> 75% stenosis of left main or proximal LAD and/ or stenosis of \> 75% of ≥2 epicardial vessels (based on coronary angiography (CA) data);
  • LV EF \<40% and increase in LV volumes according to echocardiography (ECHO)
  • B) For GBPS Control group
  • Absence of obstructive coronary artery lesion;
  • Absence of history of MI and revascularization.
  • C) For CFR Control group
  • Presence of obstructive coronary artery lesion;
  • Indications for coronary artery bypass grafting;
  • Exclusion Criteria (for all groups):
  • Presence of contraindications to the stress test with inotropic stimulation;
  • Inflammatory myocardial diseases;
  • The presence of severe hematological, neurological disorders, other psychosomatic conditions that impede research;
  • Life expectancy of less than 6 months (acute renal and hepatic failure, mental illness, malignant neoplasms of the final stages, unsuitable correction of brain injury).

Exclusion

    Key Trial Info

    Start Date :

    September 1 2018

    Trial Type :

    OBSERVATIONAL

    Allocation :

    ACTUAL

    End Date :

    September 1 2021

    Estimated Enrollment :

    120 Patients enrolled

    Trial Details

    Trial ID

    NCT04508608

    Start Date

    September 1 2018

    End Date

    September 1 2021

    Last Update

    October 6 2021

    Active Locations (1)

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    1

    Cardiology Research Institute, Tomsk National Research Medical Centre, Russian Academy of Sciences

    Tomsk, Russia, 634000