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Portal hypertension is defined as increased portal venous pressure, with a hepatic venous pressure gradient greater than 5 mmHg. Normal portal pressure is 1–4 mmHg; clinically insignificant portal hypertension is present at portal pressures 5–9 mmHg; clinically significant portal hypertension is present at portal pressures greater than 10 mmHg.
Portal hypertension is an increase in the blood pressure within a system of veins called the portal venous system. Veins coming from the stomach, intestine, spleen, and pancreas merge into the ...
The portal vein carries blood from your stomach, pancreas, and other digestive organs to your liver. Portal hypertension can be quite serious, though it’s treatable if diagnosed in time. Learn ...
Portal is a series of first-person puzzle-platform video games developed by Valve.Set in the Half-Life universe, the two main games in the series, Portal (2007) and Portal 2 (2011), center on a woman, Chell, forced to undergo a series of tests within the Aperture Science Enrichment Center by a malicious artificial intelligence, GLaDOS, that controls the facility.
Portal: Revolution is a 2024 free modification for Portal 2 created by Second Face Software. As with the official Portal games, it is a puzzle-platform game that involves using portals to navigate test chambers. It also adds several new mechanics, such as suction vents and paired laser cubes. Taking place prior to the events of Portal 2 ...
Portal vein. The hepatic portal vein is a vessel that moves blood from the spleen and gastrointestinal tract to the liver. It is approximately three to four inches in length and is usually formed ...
Portal vein thrombosis (PVT) is a blood clot of the portal vein, also known as the hepatic portal vein. A PVT blocks the blood flow from the intestines to the liver. Although it is treatable, PVT ...
Active. Prezi is an American video and visual communications software company founded in 2009 in Hungary, with offices in San Francisco, Budapest and Riga as of 2020. [1] According to Prezi, in 2021, the software company has more than 100 million users worldwide [2] who have created approximately 400 million presentations.