Efficacy of invasive and non-invasive coronary imaging for evaluation of myocardial ischemia in intermediate coronary stenosis -Multicenter observational study-

Efficacy of invasive and non-invasive coronary imaging for evaluation of myocardial ischemia in intermediate coronary stenosis -Multicenter observational study- - Efficacy of invasive and non-invasive coronary imaging for evaluation of myocardial ischemia in intermediate coronary stenosis -Multicenter observational study-

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000020360

Enrollment

300

Registered

2016-01-01

Start date

2015-01-30

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Stable or unstable angina with intermediate coronary stenosis by coronary angiography or coronary CT angiography

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with stable or unstable angina. Patients with intermediate coronary stenosis (30-70%). Patients who performed coronary imaging (IVUS/OCT), fractional flow reserve (FFR) and non-invasive coronary CT angiography

Exclusion criteria

Exclusion criteria: Patients with cardiac arrest or cardiogenic shock. Restenosis within stent or CABG graft failure. Severe calcification. Vessel size<2.5mm or >5mm. LVEF<30% Serum Creatinine >2.0 Inappropriate decision by doctors

Design outcomes

Primary

Measure	Time frame
Comparison between fractional flow reserve and invasive coronary imaging for evaluation of myocardial ischemia in intermediate coronary stenosis	—

Secondary

Measure	Time frame
Relationship between invasive / non-invasive coronary imaging and prognostic significance	—

Countries

Japan

Contacts

Public ContactShinjo Sonoda

University of Occupational and Environmental Health Cardiovascular medicine

sonoda-sgy@umin.net093-691-7250

Outcome results