Order Code: C132
ABN Requirement: No
Synonyms: CA 19-9; Carbohydrate Antigen 19-9
Volume: 1.0 mL
Minimum Volume: 0.5 mL
Container: Gel-barrier tube (SST, Tiger Top)
- Collect and label sample according to standard protocols.
- Gently invert tube 10 times immediately after draw. DO NOT SHAKE.
- Allow blood to clot 30 minutes.
- Centrifuge at 1300 rcf for 10 minutes.
Special Instructions: Samples must be centrifuged within 2 hours of collection.
Transport: Store serum at 2°C to 8°C after collection and ship the same day per packaging instructions provided with the Cleveland HeartLab, Inc. shipping box.
Ambient (15-25°C): 24 hours
Refrigerated (2-8°C): 7 days
Frozen (-20°C): 14 days
Deep Frozen (-70°C): 14 days
Causes for rejection: Specimens other than serum; improper labeling; samples not stored properly; samples older than stability limits
Methodology: Immunoenzymatic Assay
Turn Around Time: 2 – 4 days
Clinical Information: Evaluation and monitoring of patients with pancreatic cancer; also, patients with gastric and colorectal carcinoma. Patients must possess the ability to express the Lewis blood group antigen or they will be unable to produce the CA 19-9 antigen even in the presence of proven malignancy.