Reducing the amount of contrast medium in CTAs of the abdominal aorta using a multiphasic injection technique and a test bolus to reduce the bolus volume
Completed
- Conditions
- Bloodvessel deviations10003216
- Registration Number
- NL-OMON35570
- Lead Sponsor
- Jeroen Bosch Ziekenhuis
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- Not specified
- Target Recruitment
- 30
Inclusion Criteria
- Referred for CTA of the abdominal aorta according to clinical indications
- Mentally competent
- Signed informed consent
- * 18 years
- Kidney function > 60 GFR
Exclusion Criteria
- < 18 years
- Mentally incompetent
- Kidney function < 60 GFR
- Allergy contrast medium
- Known arrhythmias or other heart disorders
- Pregnancy or lactation
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method <p>The amount of Hounsfield Units (HU) measured in the aorta at 30 positions from<br /><br>the celiac trunk to the iliac arteries in both groups.</p><br>
- Secondary Outcome Measures
Name Time Method <p>- The contrast enhancement curve over time in the multiphasic injection with<br /><br>bolus<br /><br>reduction protocol.<br /><br>- The uniformity of the attenuation values of both protocols.<br /><br>- The volume of contrast medium that is used.<br /><br>- The clinical usefulness of the scans determined by 3 radiologists and scored<br /><br>at a<br /><br>scale from 1 to 3.</p><br>