Tumor markers in clinical practice Colorectal - CEA Hepatocellular - AFP Pancreatic - CA 19-9 Ovarian - CA 125 Breast - CA 15-3 Prostate - PSA Germ cell - AFP, HCG Lung (non-small cell) - CYFRA 21-1, SCC Lung (small cell) - NSE, proGRP Melanoma - S100 Trophoblastic - HCG Thyroid (differentiated) - thyroglobulin #Tumor #markers #laboratory #diagnosis #oncology