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Stress and the heart: new study targets women with hidden chest pain

NCT ID NCT05401630

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looks at how mental stress impacts the small blood vessels of the heart in postmenopausal women with coronary microvascular dysfunction (CMD). Researchers will measure heart activity, stress responses, and daily symptoms in 150 women using imaging, questionnaires, and home monitoring. The goal is to understand why stress triggers chest pain in these women, not to test a new treatment.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this study could reveal how mental stress worsens heart symptoms in women with small vessel disease, pointing toward better management strategies.
What could go wrong
This is an observational study, not a treatment trial. It will not directly improve health, and results may not apply to all women.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 150 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jul 2022

Expected to finish

Dec 2026

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

45 years and older

Sex

Female participants only

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

CMD Group Inclusion Criteria: * Symptomatic postmenopausal women with chest pain * age≥45 years old * willing to undergo cardiac MIBG scan * willing to undergo mental stress testing * competent to give informed consent Exclusion Criteria: * Significant epicardial stenosis (defined by coronary stenosis ≥ 70% in any epicardial coronary artery or hemodynamically significant stenosis determined by fractional flow reserve) * Left ventricular systolic dysfunction (ejection fraction ≤ 50%) * Heart failure with a preserved ejection fraction * Significant anemia or blood dyscrasia * Severe uncontrolled hypertension \>180/100 * Unable to lie flat for mental stress testing * Pre-menopausal * Pregnant * Pericarditis/myocarditis * History of percutaneous coronary intervention * Coronary artery bypass grafting * Acute myocardial infarction/acute coronary syndrome/unstable angina within 1 month * Significant valvular disease, including aortic or mitral stenosis * Sinus node dysfunction/pacemaker, 2nd or 3rd-degree atrioventricular block * Severe lung, renal, liver, or psychiatric illness * Current neoplasm * History of substance abuse * Acute illness such as infection in the previous 4 weeks * Life-expectancy less than 2 years * Unable to safely withdraw medications for mental stress testing * Significant psychiatric illness that precludes safe participation in the study * Conditions that preclude accurate or safe testing and patient refusal * Unable to consent Obstructive CAD (oCAD) Group Inclusion Criteria: * Symptomatic postmenopausal women with chest pain who have obstructive CAD in at least one epicardial coronary artery * willing to undergo cardiac MIBG scan * willing to undergo mental stress testing * competent to give informed consent Exclusion Criteria: * Significant epicardial stenosis (defined by coronary stenosis ≥ 70% in any epicardial coronary artery or hemodynamically significant stenosis determined by fractional flow reserve) * Left ventricular systolic dysfunction (ejection fraction ≤ 50%) * Heart failure with a preserved ejection fraction * Significant anemia or blood dyscrasia * Severe uncontrolled hypertension \>180/100 * Unable to lie flat for mental stress testing * Pre-menopausal * Pregnant * Pericarditis/myocarditis * History of percutaneous coronary intervention * Coronary artery bypass grafting * Acute myocardial infarction/acute coronary syndrome/unstable angina within 1 month * Significant valvular disease, including aortic or mitral stenosis * Sinus node dysfunction/pacemaker, 2nd or 3rd-degree atrioventricular block * Severe lung, renal, liver, or psychiatric illness * Current neoplasm * History of substance abuse * Acute illness such as infection in the previous 4 weeks * Life expectancy is less than 2 years * Unable to safely withdraw medications for mental stress testing * Significant psychiatric illness that precludes safe participation in the study * Conditions that preclude accurate or safe testing and patient refusal * Unable to consent Asymptomatic Control Group Inclusion Criteria: * Asymptomatic postmenopausal women, age ≥ 45 years old * Healthy volunteer with no cardiac risk factors * No history or diagnosis of heart disease * Not on any cardiac medications * Normal maximal exercise treadmill stress testing (ETT) * Fully understanding and willing to undergo mental stress testing * Willing to sign the informed consent Exclusion Criteria: * Significant epicardial stenosis (defined by coronary stenosis ≥ 70% in any epicardial coronary artery or hemodynamically significant stenosis determined by fractional flow reserve) * Left ventricular systolic dysfunction (ejection fraction ≤ 50%) * Heart failure with a preserved ejection fraction * Significant anemia or blood dyscrasia * Severe uncontrolled hypertension \>180/100 * Unable to lie flat for mental stress testing * Pre-menopausal * Pregnant * Pericarditis/myocarditis * History of percutaneous coronary intervention * Coronary artery bypass grafting * Acute myocardial infarction/acute coronary syndrome/unstable angina within 1 month * Significant valvular disease, including aortic or mitral stenosis * Sinus node dysfunction/pacemaker, 2nd or 3rd-degree atrioventricular block * Severe lung, renal, liver, or psychiatric illness * Current neoplasm * History of substance abuse * Acute illness such as infection in the previous 4 weeks * Life expectancy is less than 2 years * Unable to safely withdraw medications for mental stress testing * Significant psychiatric illness that precludes safe participation in the study * Orthopedic limitation that will prevent ETT * LDL \>120 mg/dL * Fasting blood glucose \>95 mg/dL * Hypertension, defined as resting BP \>120/80 * Diabetes * Hyperlipidemia * Smoking * Conditions that preclude accurate or safe testing and patient refusal * Unable to consent

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    4 sites. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Emory Clinic

    RECRUITING

    Atlanta, Georgia, 30322, United States

  • Emory Hospital

    RECRUITING

    Atlanta, Georgia, 30322, United States

  • Emory Hospital Midtown

    RECRUITING

    Atlanta, Georgia, 30308, United States

  • Emory Saint Joseph's Hospital

    RECRUITING

    Atlanta, Georgia, 30308, United States

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