During a liver biopsy, a needle is inserted into the liver and a tissue sample is withdrawn and sent to the laboratory for testing. The test is performed to determine the presence of tuberculosis infection in the liver.
Review Date: 12/10/2015
Reviewed By: Jatin M. Vyas, MD, PhD, Assistant Professor in Medicine, Harvard Medical School; Assistant in Medicine, Division of Infectious Disease, Department of Medicine, Massachusetts General Hospital, Boston, MA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.