Is echocardiographic Doppler measurement of mitral inflow and venous pulmonary flow more reliably reflects actual left atrial pressures than PAOP measurements in the presence of impaired myocardial function or myocardial hypertrophy?

Is echocardiographic Doppler measurement of mitral inflow and venous pulmonary flow more reliably reflects actual left atrial pressures than PAOP measurements in the presence of impaired myocardial function or myocardial hypertrophy? - Doppler echocardiographic assesment of left atrial filling pressures

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

NL-OMON

Registry ID

NL-OMON33638

Enrollment

Registered

2009-02-27

Start date

2008-12-01

Completion date

Unknown

Last updated

2024-05-06

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

Conditions

coronary artery bypass grafting

Interventions

None listed

Eligibility

Age

18 Years to 99 Years

Inclusion criteria

Inclusion criteria: 1) Patients scheduled to undergo elective aortic valve replacement due to significant aortic valve stenosis, defined by an aortic valve area of 11 mm on echocardiography. 2) Patients undergoing coronary artery bypass surgery suffering from compromised left ventricular function, defined by a left ventricular ejection fraction of

Exclusion criteria

Exclusion criteria: Preoperative exclusion criteria include: intracardiac shunts, more than trivial regurge of the mitral valve or tricuspid valve and patients with any degree of mitral valve stenosis.

Design outcomes

Primary

Measure	Time frame
Comparison of left atrium pressure measurement with pulmonary artery occlusion pressure and echo-Doppler derived variables (pulsed wave Doppler of mitral inflow, tissue Doppler imaging of the mitral annulus, pulsed wave Doppler of pulmonary vein flow en colour M-mode of mitral inflow).	—

Countries

Netherlands

Outcome results