Fig. 3From: Evaluation of metastatic lymph nodes in cN0 thoracic esophageal cancer patients with inconsistent pathological lymph node diagnosisFocusing on the paracardial region, where LN metastasis most frequently occurred, 50–56% of false-negative LNs were small (< 5 mm), oval, and iso-hypo attenuated. This highlights the difficulty of diagnosing LN metastasis in this regionBack to article page