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Technical Aspects of Cardiac CT - ImPACT CT Scanner Evaluation ...

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<strong>Cardiac</strong> <strong>CT</strong> – ECG phases<br />

• For higher heart rates<br />

– ~ 30 – 40% phase position (also for RCA)<br />

– This region doesn’t shorten as much as the 70% region<br />

Reconstruction phase<br />

40% R-R<br />

Some flexibility <strong>of</strong> reconstruction<br />

phase position required<br />

Harefield <strong>Cardiac</strong> Course

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