The portal vein or hepatic portal vein (HPV) is a blood vessel that carries blood from the gastrointestinal tract, gallbladder, pancreas and spleen to the liver. This blood contains nutrients and toxins extracted from digested contents.

Your portal vein forms at the point where your superior mesenteric vein (SMV) and splenic vein meet. From there, your portal vein travels upward and toward the right, behind your hepatic artery, until it reaches your liver.

2024年10月22日 · The portal vein is a blood vessel that carries blood from abdominal organs to the liver. It is the main vessel of the hepatic portal system.

2023年10月30日 · Structure and function of the hepatic portal vein. The hepatic portal vein is an important and unique vein that receives blood from structures of the abdomen and transports it into the liver for filtration and processing.

2024年4月25日 · The portal vein (PV) (sometimes referred to as the main or hepatic portal vein) is the main vessel in the portal venous system and drains blood from the gastrointestinal tract and spleen to the liver.

The portal vein (PV) is the main vessel of the portal venous system (PVS), which drains the blood from the gastrointestinal tract, gallbladder, pancreas, and spleen to the liver. There are several variants affecting the PV, and quite a number of congenital and acquired pathologies.

Portal vein, large vein through which oxygen-depleted blood from the stomach, the intestines, the spleen, the gallbladder, and the pancreas flows to the liver. The principal tributaries to the portal vein are the lienal vein, with blood from the stomach, the greater omentum (a …

2023年8月8日 · The portal vein enters the liver within the hepatoduodenal ligament, traveling posterior to the proper hepatic artery and the common bile duct. When the portal vein reaches the hilum of the liver, it divides into right and left branches and feeds into the liver sinusoids.

In the circulatory system of vertebrates, a portal venous system occurs when a capillary bed pools into another capillary bed through veins, without first going through the heart. Both capillary beds and the blood vessels that connect them are considered part of the portal venous system.

The normal anatomy of the portal vein is defined as a division of the main portal vein into two branches—the left (supplying segments II, III, and IV) and right portal veins; the right dividing secondarily into two branches—the anterior (supplying segments V and VIII) and the posterior (supplying segments VI and VII) portal veins.