- CA 19-9: Tumour marker for pancreatic carcinoma
- CEA : Tumour marker for colorectal carcinoma
- AFP: Tumour marker for hepatocellular carcinoma
- PIVKA (protein induced by Vitamin K Absence/antagonist II): Latest marker for hepatocellular carcinoma
- Calcitonin: Tumour marker for medullary carcinoma of thyroid