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We studied on leftventricular Cardiac output on the 25 normal newborn infants by using pulse
Doppler echocardiography, before & after closure of ductus arteriosus, we also made closing time of
ductus arteriousus by using pulsed & color Doppler echocardiography.
The results were as follows;
1) The closure of ductus arteriosus was noted before 24hr of age in 3 cases (12%), 48hr of age in 19
cases... |
