History

• A 16 year old man with hypertension sign.
• Ultrasound examination shows normal renal arteries.
• CT Angio thoracic aorta study shows aorta coarctaction with collateral supply through intercostal & mammary arteries.
• Stenosis measured with Advanced vessel analysis software give 40 mm length and 87% stenosis (diameters comparison)in the stenosis part.
• Descending thoracic aorta diameters are 20 & 22 mm.

Click on the images to enlarge.

Scanning Protocol:

Technical Parameters

• Scan Type: Helical HQ mode
• Scan rotation: 0.8 sec
• Scan direction: caudo-cranial
• Slice thickness: 2.5 mm
• Prospective image interval: 1.2 mm
• Scan FOV: 50 cm
• Display FOV: 40 cm
• kVp: 120
• mA: 320
• Recon type: Standard

Contrast Parameters

• Preparation delay: Smartprep
• Flow rate: 3.8 ml /sec
• Total contrast Amount: 130 ml

SmartPrep is compatible with the following scanners/scanner series:

• LightSpeed Series
• HiSpeed CT/i
• HiSpeed NX/i

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