MME and neoplasm: CD10 positive expression in tumor cells and high expression in stromal cells were significantly associated with high-grade tumors (P=0.001 and 0.024), deeper tumor invasion (P=0.002 and 0.007), lymph node metastasis (P=0.001 and 0.004) and advanced tumor stage (P=0.001 and 0.002), vascular invasion (P=0.035 and 0.03) and metastasis (P=0.02 and 0.023).