portal circulation

(redirected from Portal venous system)
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Related to Portal venous system: portal hypertension, portal circulation

portal circulation

[′pȯrd·əl ‚sər·kyə′lā·shən]
(physiology)
The passage of venous blood through a portal system.
References in periodicals archive ?
The majority of events were of the portal venous system (1% in patients treated with PROMACTA versus <1% for placebo).
Immediate decompression of the portal venous system was evidenced by markedly reduced external abdominal wall varices when closing the abdomen.
Colour Doppler ultrasound flow patterns in the portal venous system British Journal of Radiology.