Contrast protocol

Parameters

Enhancement phase

Unenhanced

Arterial

IV contrast-iodineconc (mgl/mL)

350

Iodine delivery rate (gl/s)

1.9

Volume (mL)

120

Flow rate (mL/s)

5

Saline flush-volume (mL)

50

Saline flush-flow rate (mL/s)

4.5

Scan delay (s)

5, CARE Bolus with ROI$ on the descending aorta with HU #threshold of 100