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Low Flow Low Gradient Aortic Stenosis Relevance of the (re)Search for a Contractile Reserve

NCT02727504 · Status: COMPLETED · Type: OBSERVATIONAL · Enrollment: 86

Last updated 2020-02-07

No results posted yet for this study

Summary

Investigators sought to demonstrate that the increase in the stroke volume during a dobutamine stress echocardiography might impact the prognosis of a patient addressed for a low flow low gradient suspected severe aortic valve stenosis.

Conditions

  • Aortic Valve Stenosis

Interventions

DEVICE

Electrocardiogram

ECG at inclusion and M12

DEVICE

2D and 3D echocardiography

2D and 3D echocardiography at inclusion and M12

DEVICE

Dobutamine stress echocardiography

dobutamine stress echocardiography at inclusion

BIOLOGICAL

Blood tests

Blood test electrolytes, creatinine, hemoglobin, NT-proBNP, CRP, ST-2 at inclusion and M12

DEVICE

Cardiac MRI

Cardiac MRI at inclusion

DEVICE

Cardiac scanner

Cardiac scanner at inclusion

OTHER

6-minutes walking test

6-minutes walking test at inclusion and M12

OTHER

Duke Activity Score

Duke Activity Score at inclusion and M12

Sponsors & Collaborators

  • Rennes University Hospital

    lead OTHER

Eligibility

Min Age
45 Years
Max Age
90 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2016-05-11
Primary Completion
2020-01-06
Completion
2020-01-06

Countries

  • France

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT02727504 on ClinicalTrials.gov