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Effect of Reduced X-Ray Tube Voltage, Low Iodine Concentration Contrast Medium and Iterative Reconstruction on Image Quality and Radiation Dose at Coronary CT Angiography: Results from Prospective Multicenter Study

Effect of Reduced X-Ray Tube Voltage, Low Iodine Concentration Contrast Medium and Iterative Reconstruction on Image Quality and Radiation Dose at Coronary CT Angiography: Results from Prospective Multicenter REALISE Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-DDT-13003271
Enrollment
Unknown
Registered
2013-06-07
Start date
2013-06-14
Completion date
Unknown
Last updated
2017-04-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

coronary atherosclerotic artery disease

Interventions

Gold Standard:
Index test:

Sponsors

State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to 80 Years

Inclusion criteria

Inclusion criteria: Aged between 30 and 80 years and sinus rhythm.

Exclusion criteria

Exclusion criteria: renal dysfunction (serum creatinine > 120 umol/l); prior iodine contrast allergic reaction; known pregnancy; history of prior percutaneous intervention or bypass surgery; arrhythmia or heart rate ?90 beats/minutes after administration of beta blockers.

Design outcomes

Primary

MeasureTime frame
image quality;radiation dose;iodine load;—

Countries

China

Contacts

Public ContactBin Lu
blu@vip.sina.com+86 010 88398052

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026