Proposal of the Minimal Number of Retrieved Regional Lymph Nodes for Accurate Staging of Distal Bile Duct Cancer and Clinical Validation of the Three ‐tier Lymph Node Staging System (AJCC 8th edition)

ConclusionsFor accurate staging, at least 12 LNs should be retrieved. The three ‐tier N staging system is valid for clinical practice and has a more accurate prognostic predictability than the two‐tier system.

Source: Journal of Hepato-Biliary-Pancreatic Sciences - October 20, 2019 Category: Gastroenterology Authors: Jae Seung Kang, Ryota Higuchi, Jin He, Masakazu Yamamoto, Christopher L. Wolfgang, John L. Cameron, Youngmin Han, Donghee Son, Seungyeon Lee, Yoo Jin Choi, Yoonhyeong Byun, Hongbeom Kim, Wooil Kwon, Sun ‐Whe Kim, Taesung Park, Jin‐Young Tags: ORIGINAL ARTICLE Source Type: research