Knowledge-based Iterative Model Reconstruction at Low-kilovoltage (kV) Cardiac Computed Tomography (CT)

This study has been completed.
Sponsor:
Information provided by (Responsible Party):
Daisuke Utsunomiya, Kumamoto University
ClinicalTrials.gov Identifier:
NCT01896674
First received: July 8, 2013
Last updated: July 10, 2013
Last verified: July 2013
  Purpose

The purpose of this study was to compare FBP-, hybrid IR-, and IMR techniques to assess their role in the identification of coronary artery disease and abnormalities in cardiac structures.


Condition
Coronary Artery Disease

Study Type: Observational
Study Design: Observational Model: Case-Only
Time Perspective: Retrospective
Official Title: Value of Knowledge-based Iterative Model Reconstruction at Low-kilovoltage Cardiac 256-slice CT: A Comparison of Filtered Back Projection-, Hybrid-, and Iterative Model Reconstruction

Resource links provided by NLM:


Further study details as provided by Kumamoto University:

Primary Outcome Measures:
  • Contrast to noise ratio of coronary arteries [ Time Frame: 6 months ] [ Designated as safety issue: No ]

Enrollment: 21
Study Start Date: May 2012
Primary Completion Date: January 2013 (Final data collection date for primary outcome measure)
  Eligibility

Ages Eligible for Study:   45 Years to 85 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Sampling Method:   Probability Sample
Study Population

We enroll consecutive patients.

Criteria

Inclusion Criteria:

  • A BMI of 27 kg/m2 or less and a coronary calcium score of less than 1,000 Agatston units.

Exclusion Criteria:

  • BMI exceeded 27 kg/m2
  • renal dysfunction (serum creatinine level > 1.5 mg/dl)
  • atrial fibrillation
  • prior coronary artery bypass grafting
  • heart failure (New York Heart Association class III-IV)
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

No Contacts or Locations Provided
  More Information

No publications provided

Responsible Party: Daisuke Utsunomiya, Lecturer, Kumamoto University
ClinicalTrials.gov Identifier: NCT01896674     History of Changes
Other Study ID Numbers: Kuma1478
Study First Received: July 8, 2013
Last Updated: July 10, 2013
Health Authority: Japan: Institutional Review Board

Keywords provided by Kumamoto University:
Computed tomography

Additional relevant MeSH terms:
Coronary Artery Disease
Myocardial Ischemia
Coronary Disease
Heart Diseases
Cardiovascular Diseases
Arteriosclerosis
Arterial Occlusive Diseases
Vascular Diseases

ClinicalTrials.gov processed this record on August 28, 2014