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Multi-center, randomized-controlled trial comparing a comprehensive cardiac CT protocol with standard stress testing in patients with stable chest pain complaints.
Rationale: CT calcium and coronary lumen imaging allow efficient exclusion of coronary artery disease (CAD), but cannot assess the hemodynamic significance of obstructive findings. Addition of stress myocardial perfusion imaging, which assesses the functional relevance of coronary narrowing, completes the non-invasive cardiac evaluation.
Hypothesis: A comprehensive cardiac CT examination will allow fast, accurate and complete evaluation of suspected CAD.
Objective: evaluate the effectiveness and efficiency of comprehensive cardiac CT workup of suspected CAD.
Study design: Open-labelled, randomized-controlled, clinical efficiency trial, with an intention-to-diagnose approach, between CT-guided management and the current standard of care (based on functional testing of provocable myocardial ischemia) in patients with suspected CAD.
Study population: 250 patients (>18 yrs) with stable chest complaints, a >10% pre-test probability of CAD, and referred for evaluation of possible CAD.
Intervention: Instead of the usual diagnostic approach, patients in the intervention group will undergo in sequence the following CT examinations: coronary calcium scan, coronary CT angiography and CT myocardial perfusion imaging, with completion dependent on results. Findings on CT will direct further management.
Main study parameters/endpoints:
Primary: Rate of negative invasive angiograms (as percentage of total population) Secondary: Diagnostic yield, chest complaints, quality of life, diagnostic and therapeutic procedures, overall costs and adverse events at 6 months.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Comprehensive cardiac CT | Experimental | Tiered cardiac CT protocol:
|
|
| Standard care | No Intervention | Standard diagnostic management of suspected CAD, using stress testing |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Cardiac CT scan | Device | CT-guided management |
|
| Measure | Description | Time Frame |
|---|---|---|
| Rate of negative invasive angiograms (as percentage of total population) | Number of performed invasive angiograms with no CAD requiring intervention | 6 months |
| Measure | Description | Time Frame |
|---|---|---|
| Chest pain complaints | Proportion of patients experiencing symptoms of chest pain | 6 months |
| Quality of life | Questionnaire based quality of life score |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Koen Nieman, MD, PhD | Erasmus Medical Center | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Albert Schweizerzieknhuis | Dordrecht | 3318 AT | Netherlands | |||
| Maastricht University Medical Center |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 29248657 | Derived | Lubbers M, Coenen A, Kofflard M, Bruning T, Kietselaer B, Galema T, Kock M, Niezen A, Das M, van Gent M, van den Bos EJ, van Woerkens L, Musters P, Kooij S, Nous F, Budde R, Hunink M, Nieman K. Comprehensive Cardiac CT With Myocardial Perfusion Imaging Versus Functional Testing in Suspected Coronary Artery Disease: The Multicenter, Randomized CRESCENT-II Trial. JACC Cardiovasc Imaging. 2018 Nov;11(11):1625-1636. doi: 10.1016/j.jcmg.2017.10.010. Epub 2017 Dec 13. |
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| ID | Term |
|---|---|
| D060050 | Angina, Stable |
| D003324 | Coronary Artery Disease |
| ID | Term |
|---|---|
| D000787 | Angina Pectoris |
| D017202 | Myocardial Ischemia |
| D006331 | Heart Diseases |
| D002318 | Cardiovascular Diseases |
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| 6 months |
| Major adverse event rate | Death, myocardial infarction, unstable angina, urgent revascularizations, CVA | 6 months |
| Radiation exposure | Cumulative radiation dose from diagnostic and therapeutic interventions | 6 months |
| Number of diagnostic and therapeutic procedures | Number of diagnostic and therapeutic procedures | 6 months |
| Medical expenses | All medical expenses related to the diagnosis and treatment of suspected CAD | 6 months |
| Maastricht |
| 6229 HX |
| Netherlands |
| Erasmus MC | Rotterdam | 3015CE | Netherlands |
| Maasstadziekenhuis | Rotterdam | Netherlands |
| D014652 |
| Vascular Diseases |
| D002637 | Chest Pain |
| D010146 | Pain |
| D009461 | Neurologic Manifestations |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
| D003327 | Coronary Disease |
| D001161 | Arteriosclerosis |
| D001157 | Arterial Occlusive Diseases |