TMIGD1 and metastatic malignant neoplasm in the lymph nodes: Among the 112 differentially expressed genes, 25 were associated with lymph node metastasis, 13 with TNM stage, and 7 genes (SCARNA7, AC105999.2, RANBP20P, RN7SL151P, SYNPR, AL512638.1, and TMIGD1) were associated with both lymph node metastasis and TNM stage.