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End-to-Side Portacaval Shunt

End-to-Side Portacaval Shunt Abstract Comment End-to-Side Portacaval Shunt Arthur B. Blakemore, M.D., and Arthur B. Voorhees Jr., M.D., New York The key to a successful portacaval shunt is a rapidly moving stream of blood. The precise mechanism by which the process of thrombosis is accelerated in a slow-moving stream or retarded in a fast-moving stream is not known, but for practical purposes this observation may be accepted for fact. A high rate of flow can be achieved where the pressure within the portal system is high and the pressure within the vena cava or renal vein is low, thereby establishing a satisfactory pressure gradient. A high rate of flow can be further assured by minimizing peripheral resistance, particularly in the portal or the splenic vein. Angulation and constriction of the vein along its course or at the site of anastomosis, or turbulence in the vena cava or renal vein in close proximity to the http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png A.M.A. Archives Surgery American Medical Association

End-to-Side Portacaval Shunt

MADDEN, JOHN L.
A.M.A. Archives Surgery , Volume 74 (6) – Jun 1, 1957
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Publisher
American Medical Association
Copyright
Copyright © 1957 American Medical Association. All Rights Reserved.
ISSN
0096-6908
DOI
10.1001/archsurg.1957.01280120156019
Publisher site
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Abstract

Abstract Comment End-to-Side Portacaval Shunt Arthur B. Blakemore, M.D., and Arthur B. Voorhees Jr., M.D., New York The key to a successful portacaval shunt is a rapidly moving stream of blood. The precise mechanism by which the process of thrombosis is accelerated in a slow-moving stream or retarded in a fast-moving stream is not known, but for practical purposes this observation may be accepted for fact. A high rate of flow can be achieved where the pressure within the portal system is high and the pressure within the vena cava or renal vein is low, thereby establishing a satisfactory pressure gradient. A high rate of flow can be further assured by minimizing peripheral resistance, particularly in the portal or the splenic vein. Angulation and constriction of the vein along its course or at the site of anastomosis, or turbulence in the vena cava or renal vein in close proximity to the

Journal

A.M.A. Archives Surgery – American Medical Association

Published: Jun 1, 1957

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