European Heart Journal Advance Access originally published online on January 8, 2008
European Heart Journal 2008 29(5):680; doi:10.1093/eurheartj/ehm615
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Diagnostic accuracy of dual-source multi-slice CT-coronary angiography in patients with an intermediate pretest likelihood for coronary artery disease
Director of Cardiology & Pneumology
Klinikum Offenbach
Starkenburgring 66
D-63069 Offenbach
Germany
I read the article by Leber et al.1 with great interest. However, in my opinion, the clinical implications presented are unacceptable. The proposed sequence of procedures (CT scan, followed in some cases by non-invasive stress test to verify ischaemia, followed by cardiac catheterization) causes unnecessary exposure to radiation, risks of complications, costs and contradicts current ESC, and national guidelines on diagnosis and treatment of angina pectoris and PCI (http://www.escardio.org/knowledge/guidelines/, http://leitlinien.dgk.org/images/pdf/leitlinien_volltext/2003-03_koronare_herzerkrankung.pdf). The knowledge of coronary anatomy is mainly required in high-risk situations where special therapeutic options as coronary bypass operation or—in selected cases—PCI may serve to improve survival or limiting symptoms despite medical therapy.
Thus, evidence of ischaemia prior to cardiac catheterization is an integral part of quality assurance programmes in Germany in order to detect clinical centres with unnecessary coronary investigations. At present, introducing CT scans after an initial superficial examination of the patient is a paradigm shift without scientific evidence for its benefit, but with the potential of misleading patients, exploding costs and damaging our reputation.
Reference
- Leber, et al. Diagnostic accuracy of dual-source multi-slice CT-coronary angiography in patients with an intermediate pretest likelihood for coronary artery disease. Eur Heart J (2007) 28:2354–2360.
[Abstract/Free Full Text]
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