Pulmonary vascular disease and cardiac performance in extreme preterm infants: A prospective cross-sectional study
The principal investigator hypothesize that premature newborns have disturbed cardiac performance and increased pulmonary pressures during neonatal life and at different pediatric ages. The principal investigator also hypothesize that premature newborns with poor cardiac performance and/or pulmonary hypertension have higher morbidities and poorer neuro-developmental outcomes. The principal investigator also hypothesize that premature newborns with poor cardiac performance and/or pulmonary hypertension have higher morbidities and poorer neuro-developmental outcomes and that novel echocardiography techniques will detect anomalies not uncovered by conventional imaging, and that early echocardiography may identify those with later pulmonary hypertension.
Study Type
OBSERVATIONAL
Enrollment
150
Diagnostic test which uses ultrasound waves to make images of the heart chambers, valves and surrounding structures
Mcgill University Health Centre
Montreal, Quebec, Canada
RECRUITINGHeart function by echocardiography
STE allows for calculation of strain (absolute deformation) of segmental areas of the heart to provide insight on cardiac performance
Time frame: 7-10 days of chronological age
Heart function by echocardiography
STE allows for calculation of strain (absolute deformation) of segmental areas of the heart to provide insight on cardiac performance
Time frame: 35-37 weeks post-menstrual age
Heart function by echocardiography
STE allows for calculation of strain (absolute deformation) of segmental areas of the heart to provide insight on cardiac performance
Time frame: 39-44 weeks PMA
Heart function by echocardiography
STE allows for calculation of strain (absolute deformation) of segmental areas of the heart to provide insight on cardiac performance
Time frame: 4 months PMA
Heart function by echocardiography
STE allows for calculation of strain (absolute deformation) of segmental areas of the heart to provide insight on cardiac performance
Time frame: 9 months PMA
Heart function by echocardiography
STE allows for calculation of strain (absolute deformation) of segmental areas of the heart to provide insight on cardiac performance
Time frame: 36 months PMA
Heart function by echocardiography
STE allows for calculation of strain (absolute deformation) of segmental areas of the heart to provide insight on cardiac performance
Time frame: 5 years chronological
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Neuro-developmental profile
Neuro-developmental profile of these patients at individual time points and put this profile in context of their cardiac performance by echocardiography
Time frame: 7-10 days of chronological age
Neuro-developmental profile
Neuro-developmental profile of these patients at individual time points and put this profile in context of their cardiac performance by echocardiography
Time frame: 35-37 weeks post-menstrual age
Neuro-developmental profile
Neuro-developmental profile of these patients at individual time points and put this profile in context of their cardiac performance by echocardiography
Time frame: 39-44 weeks PMA
Neuro-developmental profile
Neuro-developmental profile of these patients at individual time points and put this profile in context of their cardiac performance by echocardiography
Time frame: 4 months PMA
Neuro-developmental profile
Neuro-developmental profile of these patients at individual time points and put this profile in context of their cardiac performance by echocardiography
Time frame: 9 months PMA
Neuro-developmental profile
Neuro-developmental profile of these patients at individual time points and put this profile in context of their cardiac performance by echocardiography
Time frame: 36 months PMA
Neuro-developmental profile
Neuro-developmental profile of these patients at individual time points and put this profile in context of their cardiac performance by echocardiography
Time frame: 5 years chronological