Potentially useful adjunct for diagnosis and monitoring pancreatic cancer; Maybe used for differentiating patients with cholangiocarcinoma and primary sclerosing cholangitis (PSC) from those with PSC alone.
<40 U/mL. Serum markers are not specific for malignancy, and values may vary by method.
- Cancer Antigen 19-9
- Carbohydrate Antigen 19-9
Collect blood in a red top or SST tube. Centrifuge, aliquot serum into plastic vial and refrigerate.