ENO2 and neoplasm: Median values for tumor markers were as follows: Carcinoembryonic Antigen (CEA) at 7.16, Cytokeratin 19 fragment antigen 21−1(CYFRA21−1) at 2.97, ferritin at 143.06, Neuron Specific Enolase (NSE) at 13.86, Squamous Cell Carcinoma Antigen (SCCA) at 0.70, Tissue Polypeptide Antigen (TPA) at 103.6, and Progastrin Releasing Peptide (ProGRP) at 31.68.