The Microcirculation in Acute Myocardial Infarction (Micro-AMI)

NCT ID: NCT01552564

Last Updated: 2014-10-28

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

50 participants

Study Classification

OBSERVATIONAL

Study Start Date

2012-03-31

Brief Summary

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This study investigates the association between the microvascular resistance at the time of primary percutaneous intervention, with microvascular obstruction on CMR and blood markers of myocardial damage.

Detailed Description

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Conditions

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STEMI

Study Design

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Observational Model Type

CASE_ONLY

Study Time Perspective

PROSPECTIVE

Study Groups

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STEMI patients

Consecutive patients presenting through the PPCI service

Index of microvascular resistance

Intervention Type PROCEDURE

Cardiac magnetic resonance

Intervention Type OTHER

Blood markers

Intervention Type OTHER

Interventions

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Index of microvascular resistance

Intervention Type PROCEDURE

Cardiac magnetic resonance

Intervention Type OTHER

Blood markers

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* \>18 years old
* Cardiac symptoms of \> 20 mins chest pain or equivalent.
* ECG criteria consistent with STEMI (STEMI)
* Proceeding with percutaneous angioplasty
* Assent/ consent to the study

Exclusion Criteria

* Known allergy to adenosine or gadolinium
* Chronic atrial fibrillation
* Renal impairment with eGFR \<30
* Contraindication to angiography
* Contraindication to CMR (implanted pacemaker/ defibrillator, ferromagnetic metal implant/ injury, claustrophobia, obesity/ too large for CMR scanner)
* Cardiogenic shock
* Patients with special communication needs or altered consciousness.
* Patients who do not give assent/consent to the study
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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University of Bristol

OTHER

Sponsor Role lead

Responsible Party

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Elisa McAlindon

Clinical Research Fellow

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Bristol Heart Institute

Bristol, , United Kingdom

Site Status

Countries

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United Kingdom

References

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McAlindon E, Pufulete M, Harris J, Lawton C, Johnson T, Strange J, Baumbach A, Bucciarelli-Ducci C. Microvascular dysfunction determines infarct characteristics in patients with reperfused ST-segment elevation myocardial infarction: The MICROcirculation in Acute Myocardial Infarction (MICRO-AMI) study. PLoS One. 2018 Nov 13;13(11):e0203750. doi: 10.1371/journal.pone.0203750. eCollection 2018.

Reference Type DERIVED
PMID: 30422990 (View on PubMed)

Other Identifiers

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1625

Identifier Type: -

Identifier Source: org_study_id

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