The Fontan operation and its variants have become the procedures of choice in patients with one anatomical or functional ventricular chamber. In a normal biventricular heart, the systemic and ...

To investigate autonomic nervous system (ANS) regulation of the pulmonary vascular response to increasing cardiac index (CI:ml/min/kg) following systemic hypotension (H), the pulmonary vascular ...

Larger DA diameter was significantly related to this low systemic blood flow in the early hours after birth. [13] By the time the PDA became clinically apparent (mean 72 hours), the infants were ...

The metabolic activity of any tissue is limited by its blood supply; the more active any organ, the more blood it needs and the more extensive its vascularization. The changes in metabolic activity ...