Diagnostic Value of Ultralow-dose Computed Tomography for the Detection of Pulmonary Nodules and Lung Parenchym Alterations Compared to Standard-dose CT (RADFL)

January 26, 2016 updated by: Michael Messerli, Cantonal Hospital of St. Gallen
To investigate the diagnostic value of ultralow-dose computed tomography in the detection of pulmonary nodules and lung parenchym alterations (e.g. emphysema) compared to standard-dose-CT.

Study Overview

Status

Unknown

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Anticipated)

500

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

  • Switzerland
      • St. Gallen, Switzerland, 9007
        • Recruiting
        • Klinik fur Radiologie und Nuklearmedizin

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 90 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • planned normal dose-CT by clinical indication at our institution
  • obtained informed consent

Exclusion Criteria:

  • planned lowdose-CT by clinical indication at institution
  • no informed consent obtained
  • age < 18 years
  • pregnancy

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Diagnostic
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Other: Ultralow-Dose-CT
Additional Ultralow-Dose-CT of the chest
Radiation: Ultralow-Dose-CT
Patients undergoing thoracic normal dose-CT with undergo an additional Ultralow-Dose-CT

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Number of pulmonary Nodules detected in the Ultralow-Dose thoracic CT
Time Frame: Participants CT-scan will be read out on an average date of 6 weeks after the scan
Difference in nodule detectability in Ultralow-Dose-CT compared to Standard-Dose-CT measured using McNemar test
Participants CT-scan will be read out on an average date of 6 weeks after the scan

Secondary Outcome Measures

Outcome Measure
Time Frame
Patients BMI (Body mass index)
Time Frame: Measures assessed at time of read-out on an average date of 6 weeks after the scan
Measures assessed at time of read-out on an average date of 6 weeks after the scan
Patients Nodule size (mm)
Time Frame: Measures assessed at time of read-out on an average date of 6 weeks after the scan
Measures assessed at time of read-out on an average date of 6 weeks after the scan

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Cantonal Hospital of St. Gallen

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

January 1, 2015

Primary Completion (Anticipated)

December 1, 2016

Study Completion (Anticipated)

December 1, 2016

Study Registration Dates

First Submitted

January 30, 2015

First Submitted That Met QC Criteria

June 8, 2015

First Posted (Estimate)

June 11, 2015

Study Record Updates

Last Update Posted (Estimate)

January 27, 2016

Last Update Submitted That Met QC Criteria

January 26, 2016

Last Verified

January 1, 2016

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • EKSG 15/007

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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