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A Prospective Paired Comparative Study of the Impact of Left Ventricular versus Diaphragmatic Navigation on Coronary Magnetic Resonance Imaging Quality in Obese Patients

A Prospective Paired Comparative Study of the Impact of Left Ventricular versus Diaphragmatic Navigation on Coronary Magnetic Resonance Imaging Quality in Obese Patients

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500111502
Enrollment
Unknown
Registered
2025-10-31
Start date
2025-11-01
Completion date
Unknown
Last updated
2025-11-03

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

Conditions

Coronary heart desease

Interventions

Left Ventricular Navigation Group:Left Ventricular Navigation
Diaphragmatic Navigation Group:Diaphragmatic Navigation

Sponsors

Jiangsu Province Official Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1.Consecutive patients aged 18 to 85 years who were scheduled to undergo coronary MRA during the study period were all invited to participate in this research.

Exclusion criteria

Exclusion criteria: 1.Resting heart rate exceeding 90 beats per minute, inability or unwillingness to cooperate with the completion of the CMRA examination process, severe claustrophobia, severe arrhythmia, presence of cardiac implantable electronic devices (e.g., pacemakers) or coronary stents in the body, and a history of coronary artery bypass grafting (CABG).

Design outcomes

Primary

MeasureTime frame
Scan Success Rate of Coronary MR angiography;Association between Navigation Method of Coronary MRA and BMI;Signal-to-Noise ratio of coronary MRA;—

Countries

China

Contacts

Public ContactYong Yuan

Jiangsu Province Official Hospital

53615238@qq.com+86 25 83712838

Outcome results

None listed

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