CTA Upper Extremity Runoff with IV Contrast
IMG 12132
ACQUISITION
Patient Position
Supine
Extremity of interest is placed by patient’s side.
Other arm should be placed over patient’s head.
IV: Up to 150 ml Omni 350, See weight chart.
Saline: 40 ml
Oral: N/A
4 ml/sec preferred.
Minimum 20g PIV.
See guidelines for other IV access lines.
Breath hold: inspiration
Appropriate to achieve images as specified in
following reconstruction tables.
A
Contrast
BT
Injection Rate
Respiration
Volume
Acquisition
Specs
A Arterial
BT Bolus track at level
of aortic arch.
HU trigger on
descending aorta
Begin
End
RECONSTRUCTION
A1
Algorithm
Thickness
Spacing
FOV
A1
Recon 2
REFORMATION
Soft tissue
2 mm
1 mm
To include body and extremity
Algorithm
Thickness
Spacing
FOV
Thoracic inlet
Lesser trochanter/
Through finger tips
Soft tissue
2 mm
1 mm
Include extremity only
A1R1 Algorithm
Thickness
Spacing
Plane
A1R2
Algorithm
Thickness
Spacing
Plane
Soft tissue MIP
10 mm
5 mm
Coronal
Soft tissue MIP
10 mm
5 mm
Sagittal
WEIGHT CHART
< 100 lbs
1 ml per lb
100-199 lbs 100 ml
>200 lbs
150 ml
Revised 08/03/2015
A1R1
A1R2
CTA Upper Extremity Runoff with IV Contrast
INDICATIONS
Arterial and venous aneurysms
Arterial and venous thromboembolism
Arterial dissection and intramural hematoma
Arterial or venous thromboembolism
Congenital vascular anomalies
Dissection
Graft patency
Nonatherosclerotic, noninflammatory vasculopathy
Trauma
Traumatic injuries to arteries and veins
Vascular anatomic variants
Vascular infection
Vascular interventional planning (percutaneous and surgical)
Vascular interventions (percutaneous and surgical)
Vasculitis
Vasculitis and collagen vascular diseases.
Revised 08/03/2015