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Pulsed Doppler echocardiography, a sensitive and specific non-invasive method enabled the various
congenital and acquired heart diseases to be detected sine 1970,s
For determining the time of functional closure of ductus arteriosus, 30 normal newborn infants were
examined by pulsed wave Doppler (PWD) from March 1 to April 30, 1987, in Holy Family Hospital,
Catholic Medical Center.
A PDA was diagnosed when abnormal diastolic ductal... |