Elevated expression level of FYN (p value = 0.000), LCP2 (p value = 0.002), PTPRC (p value = 0.011), WAS (p value = 0.005), ZAP70 (p values = 0.000) and NCF4 (p values = 0.047) were associated with tumor size. The gene discussed is FYN; the disease is neoplasm.