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HelpTest Code LAB779 Cryptococcus Antigen, Serum
Additional Codes
44138
Reporting Title
Cryptococcal Antigen (Serum)
Methodology
Latex Agglutination
Performing Laboratory
OhioHealth Laboratory Services-RMH Microbiology Laboratory
Specimen Requirements
Draw blood in a gold-top or a speckled-top serum gel tube(s). Spin down and send 1 mL of serum refrigerated.
Note: Plain, red-top tube(s) is also acceptable.
Specimen Transport Temperature
Refrigerate/Ambient OK/Frozen NO
Reference Values
Negative
If positive, results are titered.
Critical value: All positives are always called within 1
hour
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
86403 - particle agglutination
86406 - titer (if appropriate)