Endoscopic ultrasound-guided liver biopsy (EUS-LB) is a safe alternative to percutaneous and transjugular routes with comparable diagnostic yields. It is very suitable for the biopsy of both the hepatic lobe and can be used to assess the portal pressure gradient (PPG) simultaneously.
The basic steps performed in the EUS-LB technique are:
EUS-PPG is found to have a good correlation with the hepatic venous pressure gradient. Mathematically, it can be defined as “Portal pressure gradient (PPG) = Portal venous pressure - Free hepatic venous pressure.”
Some important tips to remember while performing the EUS-PPG technique are:
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