PC: pancreatic cancer; CEMIP: cell migration inducing protein; LFT: liver function test; KFT: kidney function test; AST: aspartate transaminase; ALT: alanine transaminase; ALP: alkaline phosphatase; GGT: gamma glutamyl transpeptidase; FBS: fasting blood sugar; INR: international randomized ratio; PT: prothrombin time; CEA: carcinoembryonic antigen; CA19-9: cancer antigen 19 − 9. The gene discussed is CEACAM5; the disease is familial pancreatic carcinoma.