2 results match your criteria: "Libin Cardiovascular Institute of Calgary[Affiliation]"

Background: Several studies suggest that vasovagal syncope has a genetic origin, but this is unclear. We assessed whether plausible gene variants associate with vasovagal syncope.

Methods: We studied 160 subjects in 9 kindreds comprising 82 fainters and 78 controls.

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Introduction: Norepinephrine transporter inhibitors, such as sibutramine, have been shown to prevent vasovagal syncope induced by tilt testing in healthy volunteers. As a test of concept we assessed whether sibutramine prevents fainting in highly symptomatic VVS patients.

Methods And Results: This was an open label, dose-ranging protocol of sibutramine 10, 15, and 20 mg daily for ≥4 weeks per dose, with progression dictated by response and tolerance.

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