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Lower kVp and less iodine: Preliminary Study of ASiR reconstruction and low kVp on coronary CT angiography with 270mg I/ml iodixanol

Lower kVp and less iodine: Preliminary Study of ASiR reconstruction and low kVp on coronary CT angiography with 270mg I/ml iodixanol

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-ODT-13003069
Enrollment
Unknown
Registered
2013-01-14
Start date
2013-03-01
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 atherosclerosis

Interventions

1:Visopaque (270mgI/ml) 80kVp
2:Visopaque (270mgI/ml) 100kV
3:Iodixanol (320mg I/ml) 100kVp
4:Iopromide (370mgI/ml) 120kVp

Sponsors

Peking University 1st Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: (1) Patients with suspected coronary heart disease who are admitted to the hospital; (2) Written informed consent for the CT procedure and for the research protocol will be given; after the nature of the examination have been fully explained; (3) BMI of the patients are between 20-24; (4) Patients aged 18-80 years.

Exclusion criteria

Exclusion criteria: (1) Patients with the History of serious hypersensitivity reaction to contrast media; (2) Patients with renal insufficiency (eGFR < 60 mL/min); (3) Patients who refused to provide informed consent for MDCT; (4) Patients with manifest thyrotoxicosis; (5) Patients with contraindications to any contrast media used in this study.

Design outcomes

Primary

MeasureTime frame
CT value of the coronary artery lumen;image quality of the coronary artery in CCTA;effect dose;—

Countries

China

Contacts

Public ContactWang Xiaoying
cjr.wangxiaoying@vip.163.cn+86 13511077396

Outcome results

None listed

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