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Table 1 Imaging protocol for coronary CT angiogram (CCTA)

From: The impact of cardiopulmonary hemodynamic factors in volumetry for pulmonary nodule management

CCTA Imaging protocol parameters

 

Range

From the carina to the apex of the heart

Respiratory phase

Inspiration, breath-hold

Contrast enhancement

75–95 ml of Niopam 370 (iopamidol), at 5–7 ml/s

Image reconstruction

2 mm thickness, 0.75 mm overlap

Kernels

B20f smooth/mediastinum, B60f sharp/lung

Acquisition parameters

Peak kilovoltage (kVp) between 100 and 120 kV; current modulation (CareDose 4D) with 320 mAs as reference

Average acquisition time

1–2 s