| left-to-right shunt | A diversion of blood from the left side of the heart to right (as through a septal defect), or from the systemic circulation to the pulmonary (as through a patent ductus arteriosus). (05 Mar 2000) |
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| LeVeen shunt | A plastic tube used to transport ascitic fluid from the abdomen, via a jugular vein, to the superior vena cava. (05 Mar 2000) |