# Mechanical Dyssynchrony and Microvascular Dysfunction by SPECT

> **NCT06969547** · — · RECRUITING · sponsor: **Tomsk National Research Medical Center of the Russian Academy of Sciences** · enrollment: 75 (estimated)

## Conditions studied

- Myocardial Blood Flow Reserve
- Mechanical Dyssynchrony
- Coronary Arterial Disease (CAD)

## Interventions

- **DIAGNOSTIC_TEST:** dynamic SPECT (two-day rest/stress protocol)
- **DIAGNOSTIC_TEST:** gated myocardial perfusion imaging
- **OTHER:** blood sampling
- **DIAGNOSTIC_TEST:** Low Dose CT-scan
- **DIAGNOSTIC_TEST:** CT-coronary angiography

## Key facts

- **NCT ID:** NCT06969547
- **Lead sponsor:** Tomsk National Research Medical Center of the Russian Academy of Sciences
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2023-10-01
- **Primary completion:** 2025-05-15
- **Final completion:** 2026-05-15
- **Target enrollment:** 75 (ESTIMATED)
- **Last updated:** 2025-09-24

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06969547

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06969547, "Mechanical Dyssynchrony and Microvascular Dysfunction by SPECT". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT06969547. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*