CA 27.29, Breast Tumor Marker


Sunquest Code:C2729  
Epic Code:LAB853Epic Name:CA27.29 Breast Tumor Marker
Order Instructions:Order CA 27.29 when CA 15-3 is requested.
Synonyms:C2729; CA 2729; CA2729; CA15-3; CA 15-3
Methodology:Chemiluminescent immunoassay
Turnaround Time:Performed and reported 24 hours/day.


Collection Instructions

Specimen:Blood
Optimal Volume:2.5 mL
Minimum\Peds Volume:0.6 mL
Container:Red or gold (gel) (Red (no gel))
Causes for Rejection:Gross hemolysis


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 1.25 mL, 0.2 mL minimum. Store in refrigerator up to 48 hours or freeze.
Shipping Instructions:Ship at refrigerated temperature. Alternatively, ship on dry ice.
Stability:Stability: Room temperature - 8 hours; refrigerated - 48 hours; frozen - indefinitely.
Test Performed at or Referral Lab Chemistry  (UMMC-East Bank)


Interpretive

Reference Range:16 years old and older:  0-39 U/mL
The ADVIA Centaur CA27.29 method is used. Results obtained with different assay methods or kits cannot be used interchangeably.
Use: Monitoring of patients with breast cancer, especially in patients with bone pain. Breast carcinoma-associated antigen encoded by the human MUC 1 gene is identified by several names including MAM 6, milk mucin, CA27. 29, and CA15-3.


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