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portal hypertension

   Also found in: Dictionary/thesaurus, Medical, Legal, Financial, Wikipedia 0.01 sec.
portal hypertension [′pȯrd·əl ‚hī·pər′ten·shən]
(medicine)
Portal venous pressure in excess of 20 mmHg (2666 pascals), resulting from intrahepatic or extrahepatic portal venous compression or occlusion.


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In addition, Hemorrhoids are commonly seen in people who are obese, pregnant, or who have liver diseases that cause back pressure to build up in the lower veins through the portal vein, often referred to as portal hypertension.
Deaths are estimated to increase because of the increasing risk of infection, and the resulting cirrhosis, portal hypertension, thrombocytopenia, bleeding from varices, and liver cancer.
Periportal fibrosis of pre-sinusoidal vessels resulting from schistosomal granulomas deposited in and around the portal tracts leads to portal hypertension and its long-term sequelae.
 
 
 
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