Which lymph node staging system best predicts prognosis in gastric carcinoma?
The three lymph node (LN) staging systems assessed in a recent study—the eighth TNM staging system, lymph node ratio (LNR, ratio between positive and total LN), and a new anatomic-based classification (Choi classification)—show comparable prognostic performance, but LNR-based classification better stratifies patients with resected gastric carcinoma (GC).