Among the EGFR mutation positive samples, 12 (42.9%) showed lymph node metastasis, followed by the brain (n = 6; 21.4%), multiple sites (n = 5,17.95%), two (7.1%) each showed pleural fluid and bone metastases, and one (3.6%) sample showed metastasis to the femur. The gene discussed is EGFR; the disease is metastatic malignant neoplasm in the lymph nodes.