Reducing the effective radiation dose and the amount of contrast medium in CTA of the abdominal aorta

Completed

• Conditions: 10003216; Bloodvessel deviations

• Registration Number: NL-OMON36968
• Lead Sponsor: Jeroen Bosch Ziekenhuis

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Last Update Posted: 29 April 2024

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 uniformity of the attenuation values of both protocols.<br /><br>• The clinical usefulness of the scans determined by 3 radiologists and scored<br /><br>at a scale from 1 to 5.<br /><br>• The effective radiation dose of the scans for both protocols<br /><br>• The contrast-to-noise-ratio of the scans for both protocols<br /><br>• The Signal tot noise ratio of the scans for both protocols </p><br>