What does portal collateral circulation mean?

summary

There are extensive communicating branches between portal vein and systemic vein. In cirrhotic portal hypertension, in order to make the blood stagnated in the portal vein system return, these communicating branches open a lot, and make the dilated or varicose veins anastomose with systemic veins to establish collateral circulation, so that the portal vein blood can directly return to the right heart without passing through the liver. What does portal collateral circulation mean? What does portal collateral circulation mean? Let's talk about it

What does portal collateral circulation mean?

General symptoms and poor nutritional status, emaciation and fatigue, mental depression, severe weakness and bedridden. His skin was dry and rough, and his face was dark and gray. There are often anemia, glossitis, angular stomatitis, night blindness, multiple neuritis and edema. There may be irregular low fever, which may be caused by hepatocyte necrosis; The detoxification function of liver decreased, and the toxin absorbed by intestine entered systemic circulation; Portal vein thrombosis or endometritis; Secondary infection, etc.

Alimentary tract symptoms: obvious loss of appetite, upper abdominal discomfort and fullness after eating, nausea, even vomiting, poor tolerance to fat and protein, greasy food, easy to cause diarrhea. Patients with ascites and gastrointestinal gas and sense of abdominal distension unbearable, late can appear toxic tympanic bowel. The above symptoms are related to gastrointestinal congestion, edema, inflammation, digestive and absorption disorders and intestinal flora imbalance. More than half of the patients had mild jaundice, and a few had moderate or severe jaundice. The latter suggested progressive or extensive necrosis of hepatocytes.

Bleeding tendency and anemia often include epistaxis, gingival bleeding, skin ecchymosis and gastrointestinal mucosal erosion bleeding. The bleeding tendency is mainly due to the decreased function of hepatic synthetic coagulation factors, thrombocytopenia caused by hypersplenism, and the increase of capillary fragility. The patients also had different degrees of anemia, which was mainly caused by nutritional deficiency, low intestinal absorption function, hypersplenism and gastrointestinal bleeding.

matters needing attention

Eat less greasy, fried, pickled, moldy food and food containing artificial pigment and artificial additive. Patients with liver cirrhosis have poor digestive ability because their bile output is insufficient, which affects the absorption of fatty food and fat soluble vitamins. Therefore, greasy, fried, fermented food and pickled products such as sausage and bacon are better to eat less; At the same time, it's better to take the principle of small amount and many meals to reduce the load of liver and gallbladder.