CA 19-9 (Cancer Antigen 19-9):
Coupon Codes not valid for this testing.
Fasting Required: No
Specimen: Blood
Lab: Quest Diagnostics
Results: Test run Mon-Fri; Report available 3-5 days Average processing time
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.
Limitations: CA 19-9 is absent in individuals with blood group Lewis Le (a-b-), as observed in approximately 5% of Caucasian and 20-25% of African American patients.
Description: CA 19-9 is elevated in about 70% of people with advanced pancreatic cancer, but it may also be elevated in other cancers, conditions, and diseases such as colorectal cancer, lung cancer, gallbladder cancer, bile duct obstruction (e.g., gallstones), pancreatitis, cystic fibrosis, and liver disease.
Alternative Name(s): Carbohydrate Antigen 19-9
Fasting Required: No
Specimen: Blood
Lab: Quest Diagnostics
Results: Test run Mon-Fri; Report available 3-5 days Average processing time
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.
Limitations: CA 19-9 is absent in individuals with blood group Lewis Le (a-b-), as observed in approximately 5% of Caucasian and 20-25% of African American patients.
Description: CA 19-9 is elevated in about 70% of people with advanced pancreatic cancer, but it may also be elevated in other cancers, conditions, and diseases such as colorectal cancer, lung cancer, gallbladder cancer, bile duct obstruction (e.g., gallstones), pancreatitis, cystic fibrosis, and liver disease.
Alternative Name(s): Carbohydrate Antigen 19-9