Registry of Subjects at Risk of Pancreatic Cancer

Inclusion Criteria to enter the registry: * individuals with at least two relatives suffering from pancreatic cancer, with at least 1 first-degree and until the third-degree * subjects with known genetic mutation of BRCA2, BRCA1, p16, PALB2 with at least 1 first- or 2nd-degree relative suffering from pancreatic cancer * subjects suffering from FAMMM Syndrome * subjects suffering from Peutz-Jeghers Syndrome * subjects suffering from PRSS-1- or CFTR- or SPINK-1- related pancreatitis * subjects suffering from Lynch syndrome with at least 1 first- or 2nd-degree relative suffering from pancreatic cancer Inclusion criteria to join the "radiologic follow-up": * 45 years or 10 years younger than the youngest index case of pancreatic cancer in the family for familial cases * 40 years or 5 years younger than the youngest index case of pancreatic cancer for subjects suffering from hereditary/genetic pancreatitis, Lynch syndrome, or carrying a known BRCA 1/2, PALB2, p16 genetic mutation with familiarity for pancreatic cancer * 30 years for subjects suffering from FAMMM, Peutz-Jeghers syndrome Exclusion Criteria: \- pregnancy