Correct understanding of liver needle biopsy

Liver pathological examination is the gold standard for diagnosing liver diseases, but it is necessary to obtain living tissue as a premise, so it is generally performed when it is necessary to confirm the diagnosis or observe the treatment effect. At present, there are three methods for obtaining liver biopsy tissue. One is percutaneous puncture. This method is simple and easy to implement, with fewer risks and complications, but there are sampling errors. The second is to directly take the liver biopsy tissue under laparoscopy. The tissue block is large, which can be punctured from the obvious lesion, and the bleeding can be dealt with in time. too willing to accept. The third is to directly cut liver tissue in the case of surgery, usually when the patient needs some surgical operations at the same time. Since liver biopsy is an invasive examination, its indications and contraindications should be noted.

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