Service Description

The CA 19-9 (GI) test measures the level of the CA 19-9 protein in the blood, which can be elevated in gastrointestinal cancers, particularly pancreatic cancer. It is primarily used to monitor treatment and detect recurrence rather than as a standalone screening test. Why it’s done: To monitor treatment response in patients with gastrointestinal cancers To detect possible recurrence of pancreatic or other GI cancers To assist in evaluating tumors of the digestive tract Occasionally used alongside other diagnostic tests for cancer management Specimen Type: Blood draw Turnaround Time: Typically 1–3 business days Collection Available: In-office or mobile blood draw services