Reference standard
tumor, Tumor, necrosis, AJCC, Cancer
TUMOR, TUMOR, NECROSIS, PATHOLOGY, CANCER
A liver pathologist with more than 15 years of experience examined all the liver explants. The explanted livers were routinely sectioned into 5-mm-thick axial slices, and all suspicious macroscopic, bulging, or discolored nodules at gross examination underwent histopathological evaluation. The pathology report included final diagnosis, tumor size and segment location, degree of tumor differentiation, presence of microvascular or macrovascular invasion, presence of capsule, degree of necrosis, and maximum size of viable tumor in treated observations. Tumor stage was reported according to the 8th edition staging system of the American Joint Committee on Cancer (AJCC) [