Under these conditions a test should be performed in which, after the skin has been anesthetized, a needle is inserted into the tumor of the liver to extract a small sample to determine whether the cells of the tumor are cancerous or not.
它是將皮膚局部麻醉後，以針刺入肝臟腫瘤直接採下檢體做病理化驗，判斷是否為癌細胞。