Search Results - "Stephensen, Sigurdur Sverrir"

The relationship between longitudinal, lateral, and septal contribution to stroke volume in patients with pulmonary regurgitation and healthy volunteers by Stephensen, Sigurdur, Steding-Ehrenborg, Katarina, Munkhammar, Peter, Heiberg, Einar, Arheden, Hakan, Carlsson, Marcus

“…Septal systolic motion is towards the left ventricle (LV) in healthy hearts. Patients with pulmonary regurgitation (PR) and right ventricular (RV) volume…”
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Atrial aspiration from pulmonary and caval veins is caused by ventricular contraction and secures 70% of the total stroke volume independent of resting heart rate and heart size by Steding-Ehrenborg, K., Carlsson, M., Stephensen, S., Arheden, H.

“…Summary Background Whereas ventricular filling has been extensively studied and debated, atrial filling is less well characterized. Therefore, the aim of this…”
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Congenital cardiac malformations in Iceland from 1990 through 1999 by Stephensen, Sigurdur Sverrir, Sigfusson, Gunnlaugur, Eiriksson, Herbert, Sverrisson, Jon Thor, Torfason, Bjarni, Haraldsson, Asgeir, Helgason, Hrodmar

“…About 1% of live-born children have congenital malformations of the heart. The aim of our study was to investigate the incidence of such defects in children…”
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Congenital heart defects in Iceland 1990-1999. by Stephensen, Sigurður Sverrir, Sigfússon, Gunnlaugur, Eiríksson, Herbert, Sverrisson, Jón Thornór, Torfason, Bjarni, Haraldsson, Asgeir, Helgason, Hróðmar

“…About 1% of live born children have congenital heart defects (CHD). Knowledge of the true incidence of CHD is important because of the risk of bacterial…”
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