The most commonly reported blood test trends were a decreasing haemoglobin, associated with overall cancer, colorectal, multiple myeloma, leukaemia, lymphoma, oesophagus, pancreatic, and stomach cancer; a rising C-reactive protein, associated with a diagnosis of colorectal, lung and ovarian cancer; and an increasing fasting glucose, associated with overall cancer, gastro-intestinal, and pancreatic cancer. Here, CRP is linked to familial pancreatic carcinoma.