
Making Sense of Your CA 19-9 Result in Pancreatic Cancer
CA 19-9 isn't a yes-or-no cancer test. A high level often has a harmless cause, and 5–10% of people don't produce it at all—here's how to read yours.

CA 19-9 isn't a yes-or-no cancer test. A high level often has a harmless cause, and 5–10% of people don't produce it at all—here's how to read yours.