portal circulation

noun

Physiology.

1. blood flow in a portal system.

Word History and Origins

Origin of portal circulation¹

First recorded in 1870–75

Example Sentences

Regulatory circuits that reach the lymphatic and portal circulation represent a further level of interaction between the microbiome and the immune system.

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Multiple nodules were frequently found in the lungs in connection with tumors growing into the inferior vena cava, while multiple nodules in the liver were usually associated with tumors of the gastro-intestinal canal or other regions whose vessels formed a part of the portal circulation.

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Such increased pressure in the veins is due, for example, to cirrhosis of the liver which affects the portal circulation, or to mitral stenosis which affects the pulmonary veins.

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In cases of acute sciatica, congestion of the liver, spleen, and kidneys, accompanied by a general sluggishness and torpidity of the portal circulation, frequently very painfully indicated by internal or external hemorrhoids, the hot sitz bath gives very speedy relief.

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This is called the portal circulation.

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