1. circulation of blood to the liver from the small intestine, the right half of the colon, and the spleen through the portal vein; sometimes specified as the hepatic portal circulation; 2. more generally, any part of the systemic circulation in which blood draining from the capillary bed of one ...
the passage of blood from the right ventricle through the pulmonary artery to the lungs and back through the pulmonary veins to the left atrium. Synonym(s): lesser circulation. lesser circulation. See pulmonary circulation.
sup][2] showed that bevacizumab can escape from the vitreous into the systemic circulation and reduce systemic VEGF concentrations for weeks to months in ROP infants whereas Carneiro et al.