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Cold Agglutinin Titer, Serum
Test Code375
CPT Codes
86157
Preferred Specimen
Serum gel tube(s)
Minimum Volume
1 mL of serum
Pediatric volume: 0.5 mL
Pediatric volume: 0.5 mL
Instructions
Do not refrigerate prior to separation of serum from red cells.
Separate serum from red cells immediately after blood clots.
Separate serum from red cells immediately after blood clots.
Transport Temperature
Refrigerate serum
Methodology
Hemagglutination
Setup Schedule
Monday through Sunday
Reference Range
<1:32
Most normal adults will have a low-titered cold agglutinin. Elevated levels are abnormal
Most normal adults will have a low-titered cold agglutinin. Elevated levels are abnormal
Clinical Significance
Useful for supporting diagnosis of primary atypical pneumonia infection with cirrhosis, gangrene, hemolytic anemia, Mycoplasma pneumoniae, Raynaud’s disease, and diseases such as influenza and staphylococcemia
Performed By
CoxHealth