Cold Hemagglutinins

For Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page

.To be collected at the Sandridge Patient Service Center or Berry Out Patient Lab only

Test Code

CPT Codes

Preferred Specimen
2 mL serum

Minimum Volume
0.5 mL

Collect 4 mL whole blood in a red-top tube (no gel). Clot at 37°C. Centrifuge at room temperature and immediately separate serum.

Note: If testing is for recent Mycoplasma pneumoniae exposure, Test Code 21130 -Mycoplasma pneumoniae Antibody (IgM), is recommended.

Transport Temperature
Room temperature

Specimen Stability
Room temperature: 14 days
Refrigerated: 28 days
Frozen: Unacceptable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received frozen

Hemagglutination (HA)

Setup Schedule
Set up: Sun, Tues, Thurs; Report available: 2 days

Reference Range
None detected

Clinical Significance
This test can be useful for the detection of cold agglutinins in association with cold agglutinin syndrome

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

Last Updated: November 29, 2021

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.