| Specific anatomic region | Cardiac Routine (.33 sec) |
| Application | Evaluate for anomalous coronary arteries |
| Author | Elliot K Fishman, MD |
| Reference Source | JHU Protocol |
| Scanner Used | Siemens Sensation 64 |
| KV/Effective mAs/ Rotation time (sec) | 120/ 850 / .33 |
| Detector Collimation (mm) | .6 |
| Slice thickness (mm) | .75 |
| Pitch | .2 |
| Kernel | B20 |
| Reconstruction interval | .4 (for 10 series at 0-90%) |
| Image order (acquisition) | Cr-ca |
| Oral contrast | N/A |
| IV contrast volume and type | 80 cc Visipaque 320 / 40 cc saline |
| Injection rate | 4cc/sec |
| Scan delay (sec) | Test bolus + 6 sec delay time |
| 3D technique used | VRT/MIP |
Comment: - We use InSpace for post processing. InSpace 2005A is ideal.
- 3D mapping is required for optimal visualization of the coronary arteries. A combination of MIP and VRT is key.
- 4D images are routinely reviewed to get the best sequence for each coronary artery.
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