Prospective Investigation of Calcium Score in OCT-guided Revascularization to Identify Lesions with Low Risk for Stent Underexpansion

Prospective Investigation of Calcium Score in OCT-guided Revascularization to Identify Lesions with Low Risk for Stent Underexpansion - The CORAL Study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000053266

Enrollment

130

Registered

2024-01-05

Start date

2023-05-23

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

Ischemic Heart Disease

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: - Calcified lesions deemed low risk for stent underexpansion by OCT Ca score with planned balloon first strategy with NC/scoring/cutting balloon - Stable coronary artery disease - Patients older than 18 years old - Informed consent obtained from the patient or his/her legal representative

Exclusion criteria

Exclusion criteria: - Acute coronary syndrome - In-stent restenosis - Chronic total occlusion - PCI without stent - No OCT pullbacks performed - Unanalyzable OCT due to incomplete flush or artifact

Design outcomes

Primary

Measure	Time frame
Strategy success (successful stent placement with final percent diameter stenosis [%DS] <20% and Thrombolysis In Myocardial Infarction [TIMI] flow grade III without crossover to rotational atherectomy/orbital atherectomy/intravascular lithotripsy [RA/OA/IVL])	—

Countries

Japan

Contacts

Public ContactYuki Katagiri

Sapporo Higashi Tokushukai Hospital Department of Cardiology

ykatagiri.ggl@gmail.com0117221110

Outcome results