If you’re looking for the two subtle signs commonly highlighted in discussions of pancreatic cancer, they are often unexplained weight loss and new-onset diabetes or rapidly worsening blood sugar. But it’s important to put that claim into context.
1. Unexplained weight loss
Losing weight without trying can occur with pancreatic cancer, sometimes along with reduced appetite, fatigue, digestive problems, or abdominal/back pain. However, unexplained weight loss has many possible causes and does not mean someone has cancer.
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2. New or suddenly worsening diabetes
Pancreatic cancer can affect insulin production, and new-onset diabetes—particularly in an older adult accompanied by unexpected weight loss or rapidly rising blood sugar—can occasionally be associated with pancreatic cancer. Most people who develop diabetes do not have pancreatic cancer, however.
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Cancer.gov
Another important warning sign: jaundice
Yellowing of the skin or whites of the eyes, often accompanied by dark urine and pale stools, can occur when a pancreatic tumor blocks the bile duct. New jaundice warrants prompt medical evaluation.
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Pancreatic cancer is difficult to detect early because it often causes few or nonspecific symptoms, and there currently isn’t a routine screening test for the general population.
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Bottom line: Don’t panic over any one symptom. But persistent unexplained weight loss, new diabetes, jaundice, or ongoing abdominal/back symptoms should be discussed with a doctor, especially when several occur together.
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