The difference by statistical analyses indicated that a high expression of NCAPG2 protein was also found to be significantly correlated with lymph node metastasis (P = 0.038) and pathologic‐Tumour Nodes Metastasen stage (p‐TNM stage) (P = 0.024). The gene discussed is NCAPG2; the disease is metastatic malignant neoplasm in the lymph nodes.