Thus, a sample of 10 genes was formed to study the relationship of their expression with metastasis of ccRCC—CA9, NDUFA4L2, VWF, IGFBP3, BHLHE41, EGLN3, SAA1, CSF1R, C1QA, and FN1. Here, EGLN3 is linked to nonpapillary renal cell carcinoma.