When the anesthetic takes effect, the surgeon inserts the biopsy needle into the liver. You may experience pain similar to a punch on the shoulder when the biopsy needle goes in. Hold your breath while the biopsy needle is in place. The needle is withdrawn after about 1 second. Breathe normally after the needle is withdrawn.
Adhesive bandage is applied to the biopsy site.
Tissue is sent to the laboratory for analysis. After the test Immediate post-test care Your pulse, blood pressure, breathing status and temperature are checked at regular intervals until they are stable. Apply pressure to biopsy site to control bleeding. Activity after test Rest for 24 hours. Lie on your right side for the first 2 hours, with a pillow under your waist to help stop bleeding.