When is the best time to fix other blocked arteries after a heart attack?

NCT ID NCT07741721

Not yet recruiting Disease control Sponsor: Chonnam National University Hospital Source: ClinicalTrials.gov ↗

First seen Aug 03, 2026 · Last updated Aug 04, 2026 · Updated 1 time

Summary

This trial is testing the best timing for opening additional blocked arteries in people who have had a severe type of heart attack (STEMI) with multiple blocked vessels. After the main blocked artery is opened, participants are randomly assigned to have the other blockages treated either during the same hospital stay or after discharge. The goal is to see which approach reduces the risk of death, another heart attack, or the need for further procedures.

What this could mean

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

Active substance: Percutaneous coronary intervention (PCI) for non-infarct related arteries, performed either during the same hospital stay or after discharge
What this could lead to: If successful, this could establish the optimal timing for additional artery-opening procedures in heart attack patients, potentially reducing deaths, repeat heart attacks, and the need for further interventions.
What could go wrong: The trial is still recruiting and results are not yet available. The optimal timing may not significantly differ, and there are inherent risks of PCI, such as bleeding, vessel damage, or kidney injury from contrast dye.

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

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Conditions

The condition(s) this trial relates to.

myocardial infarction ST-elevation myocardial infarction

As listed by the trial registrant

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

MYOCARDIAL INFARCTION (MI)

Contacts and locations

Locations

Ajou University Hospital

Suwon, South Korea
Bucheon Sejong Hospital

Bucheon-si, South Korea
Chonnam National University Hospital

Gwangju, South Korea
Chosun University Hospital

Gwangju, South Korea
Chung-Ang University Gwangmyeong Hospital

Gwangmyeong, South Korea
Chungbuk National University Hospital

Cheongju-si, South Korea
Chungnam National University Hospital

Daejeon, South Korea
Daegu Catholic University Medical Center

Daegu, South Korea
Gwangju Veterans Hospital

Gwangju, South Korea
Gyeongsang National University Changwon Hospital

Changwon, South Korea
Gyeongsang National University Hospital

Jinju, South Korea
Inje University Busan Paik Hospital

Pusan, South Korea
Inje University Haeundae Paik Hospital

Pusan, South Korea
Jeju National University Hospital

Jeju City, South Korea
Jeonbuk National University Hospital

Jeonju, South Korea
Kangwon National University Hospital

Chuncheon, South Korea
Keimyung University Dongsan Hospital

Daegu, South Korea
Koera University Guro Hospital

Seoul, South Korea
Korea University Anam Hospital

Seoul, South Korea
Kosin University Gospel Hospital

Pusan, South Korea
Kwangju Christian Hospital

Gwangju, South Korea
Kyungpook National University Hospital

Daegu, South Korea
Presbyterian Medical Center

Jeonju, South Korea
Pusan National University Hospital

Pusan, South Korea
Pusan National University Yangsan Hospital

Yangsan, South Korea
Samsung Changwon Medical Center

Changwon, South Korea
Soon Chun Hyang University Hospital Cheonan

Cheonan, South Korea
St. Carollo General Hospital

Suncheon, South Korea
Yeongnam University Medical Center

Daegu, South Korea
Yonsei University Health System, Gangnam Severance Hospital

Seoul, South Korea

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