Dose comparison

Dose comparison PowerPoint PPT Presentation


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Dose comparison

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1. Dose comparison

3. ECG dose modulation recent study using 16 slice MDCT with retrospective ECG-gating and tube current modulation showed 47% dose reductions in CT coronary angiography [33] Average effective doses for males and females were 8.1 and 10.9 mSv respectively without and 4.3 and 5.6 mSv with tube modulation [33]. Trabold T, Buchgeister M, Kuttner A, et al. Estimation of radiation exposure in 16-detector row computed tomography of the heart with retrospective ECG-gating. Fortschr Rontgenstr 2003; 175: 1051-1055.

4. prospective gating

8. SnapShot Pulse Coronary CTA Dose vs BMI Distribution 123 patients

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