9. Diabetes
Diabetes is one of the most important symptoms of advanced stage pancreatic cancer caused by delay in production of insulin as it is produced by the pancreas in one’s body. Usually the production of insulin becomes insufficient due to development of a tumor in pancreas which causes diabetes along with various other symptoms like urgent urination, fatigue, vision problems and numbness in toes and fingers etc. Your doctor can suspect the possibility of cancer in your pancreas to due rapid and abrupt emergence of these symptoms along with strange increase in the level of diabetes. People with controlled diabetes are at greater risk of this cancer.