Takeaway

• Patients with stages I-IIIA NSCLC with lymph node micrometastasis have a significantly worse OS and DFS than patients lacking lymph node micrometastasis.

Why this matters

• Lymph node micrometastasis may be one of the explanations for the high recurrence rate (18%-70%) after complete surgical resection in stages I-IIIA NSCLC.
• Lymph...