MedPath

Observational Study for Left Main Disease Treatment

Recruiting
Conditions
Coronary Artery Disease
Registration Number
NCT01341327
Lead Sponsor
Seung-Jung Park
Brief Summary

The purpose of this study is to observe clinical courses for long-term in patients with unprotected LMCA disease and to evaluate comparative results of medical treatment, coronary stenting with drug-eluting stents, and CABG for the treatment of an unprotected LMCA stenosis in the "real world" daily practice.

Detailed Description

This study is a multicenter, large clinical registry to evaluate comparative outcomes of medical therapy, PCI with DES, or CABG for patients with unprotected LMCA stenosis in the Asia-Pacific, as recorded in the MAIN-IRIS Registry. Data will be prospectively collected on approximately 5000 subjects who diagnosed LM disease (\>50% by visual estimation) at approximately 65 centers in Korea and Asia-Pacific region. Brief study design is as depicted in the following figure

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
10000
Inclusion Criteria
  • Significant unprotected left main stenosis (>50% by visual estimation)

    • The LMCA is considered unprotected if there are no patent coronary artery bypass grafts to the left anterior descending artery or the left circumflex artery.
  • No limitation of clinical or lesion characteristics

  • Age >18 years

  • The patient or guardian agrees to the study protocol and the schedule of clinical follow-up, and provides informed, written consent, as approved by the appropriate Institutional Review Board/Ethics Committee of the respective clinical site.

Exclusion Criteria
  • Protected left main stenosis

Study & Design

Study Type
OBSERVATIONAL
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Composite event rate of death, myocardial infarction, Target Vessel Revascularization or cerebrovascular event2-year

A composite endpoint is an endpoint that is a combination of multiple clinical endpoints. An event that is considered to have occurred if any one of several different events is observed.

Secondary Outcome Measures
NameTimeMethod
Death10-year
Myocardial infarction10-year
Target vessel revascularization10-year
Cardiac death10-year
Cerebrovascular event10-year
Target lesion revascularization10-year
Stent thrombosis10-year

According to Academic Research Consortium (ARC) criteria

Binary restenosis and late luminal loss in both in-stent and in-segment9-month

Angiographic follow-up in the PCI group (as form of PCI substudy)

Rehospitalization10-year

Trial Locations

Locations (40)

Ajou University Hospital

🇰🇷

Suwon, Korea, Republic of

Shin Kong Hospital

🇨🇳

Taipei, Taiwan

Siriraj Hospital

🇹🇭

Bangkok, Thailand

Hallym University medical center

🇰🇷

Anyang, Korea, Republic of

Zhongshan Hospital

🇨🇳

Shanghai, China

Soonchunhyang University Hospital, Buchen

🇰🇷

Bucheon, Korea, Republic of

The Catholic University of Korea, Bucheon ST.Mary's Hospital

🇰🇷

Bucheon, Korea, Republic of

Soonchunhyang University Hospital, Cheonan

🇰🇷

Cheonan, Korea, Republic of

Inje University Busan Paik Hospital

🇰🇷

Busan, Korea, Republic of

Daegu Catholic University Medical Center

🇰🇷

Daegu, Korea, Republic of

Keimyung University Dongsan Medical Center

🇰🇷

Daegu, Korea, Republic of

Chungnam National University Hospital

🇰🇷

Daejeon, Korea, Republic of

Yeungnam University Medical Center

🇰🇷

Daegu, Korea, Republic of

Gangneung Asan Medical Center

🇰🇷

Gangneung, Korea, Republic of

Chonbuk National University Hospital

🇰🇷

Jeonju, Korea, Republic of

The Catholic University of Korea, Daejeon ST.Mary's Hospital

🇰🇷

Daejeon, Korea, Republic of

National Health Insurance Service Ilsan Hospital

🇰🇷

Ilsan, Korea, Republic of

Chonnam National University Hospital

🇰🇷

Gwangju, Korea, Republic of

Pusan Natioanal University Hospital

🇰🇷

Pusan, Korea, Republic of

Bundang CHA Hospital

🇰🇷

Seongnam, Korea, Republic of

Presbyterian Medical Center

🇰🇷

Jeonju, Korea, Republic of

Kwangju Christian hospital

🇰🇷

Kwangju, Korea, Republic of

Asan Medical Center

🇰🇷

Seoul, Korea, Republic of

Gangnam Severance Hospital

🇰🇷

Seoul, Korea, Republic of

The Catholic University of Korea, ST. Paul's Hospital

🇰🇷

Seoul, Korea, Republic of

The Catholic University of Korea, Yeouido ST. Mary's Hospital

🇰🇷

Seoul, Korea, Republic of

Sarawak General Hospital

🇲🇾

Kuching, Malaysia

The Catholic University of Korea, ST. Vincent's Hospital

🇰🇷

Suwon, Korea, Republic of

Ulsan University Hospital

🇰🇷

Ulsan, Korea, Republic of

Wonju Christian Hospital

🇰🇷

Wonju, Korea, Republic of

St.Mary's Catholic Medical Center

🇰🇷

Seoul, Korea, Republic of

Dongguk University Medical Center

🇰🇷

Seoul, Korea, Republic of

Kangbuk samsung hospital

🇰🇷

Seoul, Korea, Republic of

Kangdong Sacred Heart Hospital

🇰🇷

Seoul, Korea, Republic of

Korea University Anam hospital

🇰🇷

Seoul, Korea, Republic of

Korea University Guro Hospital

🇰🇷

Seoul, Korea, Republic of

Seoul National University Boramae Medical Center

🇰🇷

Seoul, Korea, Republic of

Seoul National University Hospital

🇰🇷

Seoul, Korea, Republic of

Seoul Veterans Hospital

🇰🇷

Seoul, Korea, Republic of

Yonsei University Medical Center

🇰🇷

Seoul, Korea, Republic of

© Copyright 2025. All Rights Reserved by MedPath