COLD AGGLUTININS

Test Code
LAB8415 (MISCELLANEOUS)


CPT Codes
86157

Preferred Specimen
1 Red tube


Patient Preparation
Fasting at least 8 hours preferred.

Minimum Volume
0.6 mL (1 mL optimal)


Other Acceptable Specimens
None


Instructions
Warm at 37 degrees for 15 minutes, gently inverting several times. Centrifuge and remove serum from red cells. Store at room temperature until testing. 


Transport Container
Red tube


Transport Temperature
Room temperature


Specimen Stability
Room temperature up to 7 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Severe hemolysis interferes with the test and specimen will be rejected


Methodology
Hemagglutination 

Setup Schedule
M, T, W, Th, F, Sa Sun


Clinical Significance
Determines the presence of cold reacting antibodies which may indicate atypical pneumonia infection with M. Pneumoniae. Test must incubate overnight. A fasting specimen is preferred to minimize the potential for turbidity due to triglycerides. 


Performing Laboratory
Alverno Central Lab



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.