CANCER ANTIGEN 27.29

Mnemonic

CA2729

Synonym

Cancer Antigen-Breast - CA 27.29 - CA 27.29Ag - CA 27 - BR

Specimen Collection Requirements

Collect

Serum, one 5.0 mL gold (SST) or 7.0 mL red top tube

Supply Item Number - 101235 or 101192

Handling

Allow serum tubes to clot completely at room temperature (minimum - SST: 30 minutes, red top tubes: 60 minutes). Centrifuge and separate serum from cells ASAP.

Preferred Volume

1.0 mL Serum

Minimum Volume

0.3 mL Serum (0.8 mL minimum whole blood draw)

Transport

Refrigerated (2-8°C). If the specimen will be delayed more than 24 hours, send frozen (≤ -20°C).

Rejection Criteria

  • Grossly hemolyzed or plasma specimens
  • Specimens that have been thawed more than once

Stability

AFTER SEPARATION FROM CELLS: Room Temperature (18-26°C): 8 hours; Refrigerated (2-8°C): 48 hours; Frozen (≤ -20°C): 2 months. Do not thaw specimens more than once.

Testing Information

Performed

Mon, Wed, Fri

Reported

24-72 hours

Method

Chemiluminescent Immunoassay

Reference Values

Reference Values

All: 0-38.6 U/mL

CPT Codes

86300

Last Updated: Thursday, January 5, 2017 03:42:01 AM