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    Home > Active Ingredient News > Study of Nervous System > Why is the density difference of chest and abdominal hemorrhage or cerebral hemorrhage on CT so large?

    Why is the density difference of chest and abdominal hemorrhage or cerebral hemorrhage on CT so large?

    • Last Update: 2021-12-01
    • Source: Internet
    • Author: User
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    Normal intracranial hemorrhage appears as a relatively high-density shadow on CT, while it appears as a relatively low-density shadow when hemorrhages in the abdominal and thoracic cavity.


    Normal intracranial hemorrhage appears as a relatively high-density shadow on CT, while it appears as a relatively low-density shadow when hemorrhages in the abdominal and thoracic cavity.


    First of all, let's start with why the thoracic cavity and abdominal cavity are usually not coagulated when bleeding, while the bleeding of other tissues is usually a coagulated blood clot


    Why is intra-abdominal bleeding not clotting? Why is intra-abdominal bleeding not clotting?

    Due to the activities of the lungs, heart and diaphragm, the fibrin is removed and deposited on the surface of the viscera and parietal pleura to form rough gray-yellow fibrous membranes, so the blood in the pleural cavity generally does not coagulate


    Due to the activities of the lungs, heart and diaphragm, the fibrin is removed and deposited on the surface of the viscera and parietal pleura to form rough gray-yellow fibrous membranes, so the blood in the pleural cavity generally does not coagulate


    Abdominal cavity noncoagulation is an important indicator to identify internal bleeding


    Abdominal non-coagulation is an important indicator to identify internal bleeding


    When cerebral hemorrhage occurs, blood comes out of the ruptured blood vessel and forms a blood clot outside the blood vessel.


    When cerebral hemorrhage occurs, blood comes out of the ruptured blood vessel and forms a blood clot outside the blood vessel.


    Pictures from the Internet

    Pictures from the Internet Pictures from the Internet

    Summarize


    Summary


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    3.
    Because the blood clot in the abdominal cavity is quickly dissolved by respiratory movement and intestinal peristalsis
    .
    Blood clots in the brain and liver can remain stable for a relatively long time
    .


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