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Imaging for Structural and Functional Changes of the Heart after Transcatheter Aortic Valve Implantation for Aortic Stenosis

Imaging for Structural and Functional Changes of the Heart after Transcatheter Aortic Valve Implantation for Aortic Stenosis - Imaging-TAVI Study

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000024343
Enrollment
50
Registered
2016-10-08
Start date
2016-10-08
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Aortic stenosis

Interventions

Structural and functional changes of the heart is assessed by perfusion CT in three times

Sponsors

Department of Cardiovascular Medicine, Tohoku University Graduate School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients who are applicate of transcatheter aortic valve implantation in aortic stenosis

Exclusion criteria

Exclusion criteria: (1)Coronary stenosis is over 50% (2)EF is under 50% (3)Severe renal failure (4)Severe adenosine allergy

Design outcomes

Primary

MeasureTime frame
(1)Myocardial blood flow measured by perfusion CT—

Secondary

MeasureTime frame
(2)Myocardial hypertrophy,fibrosis and edema measured by MRI (3)General blood examination date,Rho-kinase activity (4)Remained angina (5)Ventricular function measured by cardiac echo (6)Left ventricular hypertrophy measured by ECG (7)Cognitive function measured by MMSE and Logical Memory (8)Leaflet thrombosis in bioprosthetic aortic valves (9)Mortality (10)Relationship between myocardial dysfunction and Rho-kinase—

Countries

Japan

Contacts

Public ContactYasuharu Matsumoto

Took University Hospital Department of Cardiovascular Medicine

matsumoto@cardio.med.tohoku.ac.jp+81-22-717-7153

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026