Key result
Dual-source CTCA demonstrated high diagnostic accuracy for coronary stenoses compared to catheter angiography, with 96.6% sensitivity and 86.8% specificity, irrespective of heart rate.
Why the study?
Does dual-source CTCA provide high diagnostic accuracy for coronary stenoses compared to CCA across different BMI, Agatston score, and heart rate subgroups?
Observational (n=150)
Does dual-source CTCA provide high diagnostic accuracy for coronary stenoses compared to CCA across different BMI, Agatston score, and heart rate subgroups?
Dual-source CTCA provides high diagnostic accuracy for ruling out coronary artery stenoses, maintaining high sensitivity and negative predictive value even in patients with high heart rates, BMI, or calcium scores.
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May support non-invasive stenosis assessment across heart rates; leaves open need for prospective outcome trials.
Alkadhi et al. (2008) conducted an observational in Coronary stenoses (n=150). Dual-source computed tomography coronary angiography (CTCA) vs. Catheter coronary angiography (CCA) was evaluated on Diagnostic accuracy (sensitivity, specificity, positive and negative predictive value). Dual-source CTCA demonstrated high diagnostic accuracy for coronary stenoses compared to catheter angiography, with 96.6% sensitivity and 86.8% specificity, irrespective of heart rate.
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