Integrated Coronary Multicenter Imaging Registry - Extended

Yonsei University

Status: Invitation-only

Conditions: Coronary Artery Disease

Treatments: Other: OCT, coronary angiography, FFR

Study type: Observational

Funder types: Other

Identifiers

NCT04153903

4-2019-0476

Details and patient eligibility

About

The coronary images of invasive angiography and optical coherence tomography (or Coronary CT angiography) with FFR(Fractional Flow Reserve) values of the intermediate lesions (50-70% stenosis) will be prospectively registered.

Enrollment: 200 estimated patients

Sex: All

Ages: 20 to 80 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

1. Patients who underwent coronary CT angiography because of chest pain
2. Patients who need OCT or FFR evaluation because of intermediate lesions according to invasive angiography (diameter stenosis of 50-70%)
3. Age: 20-80 yrs
4. Patients who consent and fully understand the protocol
5. Patients who consent the clinical follow-up
6. Patients who can be followed-up

Exclusion criteria

1. Patients who had contrast allergy
2. Patients who had unstable blood pressure needing the vasopressors
3. Patients who had severe left ventricular function (left ventricular ejection fraction<30%)
4. Chronic kidney disease who had Cr level of greater than 2.0 mg/dl
5. Patients whose expected survival is less than 12 months
6. Patients who had a severe valvular disease

Trial design

200 participants in 1 patient group

Patients with intermediate lesions

Description:

Imaging cohort will be performed invasive angiography and optical coherence tomography (or Coronary CT angiography) with FFR(Fractional Flow Reserve) values of the intermediate lesions (50-70% stenosis)

Treatment:

Other: OCT, coronary angiography, FFR