Status:

RECRUITING

A Study of SCAD Using Stress Contrast Echocardiography

Lead Sponsor:

Mayo Clinic

Collaborating Sponsors:

National Heart, Lung, and Blood Institute (NHLBI)

Conditions:

Spontaneous Coronary Artery Dissection

Eligibility:

All Genders

18+ years

Brief Summary

This study aims to fill knowledge gaps regarding microvascular perfusion and pressor response to stress among patients with history of spontaneous coronary artery dissection (SCAD) using stress contra...

Eligibility Criteria

Inclusion

  • Adult \>18 years old
  • Patient has a history of spontaneous coronary artery dissection (SCAD) OR patient is healthy with no significant medical history

Exclusion

  • Unable to give consent
  • Allergic or have a history of adverse reaction to dobutamine, the Definity® ultrasound enhancing agent, or atropine.
  • Has a known or suspected hypersensitivity to perflutren and therefore cannot be given Definity®.
  • Pregnant.
  • Unable to interrupt breastfeeding.
  • Within 3 months of a heart attack.
  • Severe aortic stenosis.
  • Severe, uncontrolled hypertension (\>200/110 mmHg at baseline).

Key Trial Info

Start Date :

November 25 2025

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

September 1 2027

Estimated Enrollment :

50 Patients enrolled

Trial Details

Trial ID

NCT07178509

Start Date

November 25 2025

End Date

September 1 2027

Last Update

January 7 2026

Active Locations (1)

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Mayo Clinic

Rochester, Minnesota, United States, 55905