cancer antigen CA 72-4 in serum

Reference interval: - < 4 ng/mL Increases: - presence in serum associated with: a) adenocarcinomas of the gastrointestinal tract - elevated in 50% of patients gastric cancer b) adenocarcinoma of the ovary c) adenocarcinoma of the breast Method: - IRMA Specimen: (specimen requirements) 1) serum 2) stable up to 24 hours at 2-8 degrees C 3) for longer periods, store at -20 degrees C (avoid repetitive freeze-thaw cycles) Procedure: - the test uses two antibodies a) CC49 purified against highly purified TAG-72 b) B72-3 raised against a membrane fraction of a human breast cancer cell line Notes: - antigen of mucin-type high molecular weight glycoprotein, - tumor-associated glycoprotein 72 (TAG-72).

Related

breast; mammary gland gastric cancer malignant neoplasm (cancer) ovarian cancer tumor-associated glycoprotein 72 (TAG-72)

References

Clinical Guide to Laboratory Tests, 3rd ed. Teitz ed., W.B. Saunders, 1995