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Anti-Streptolysin O Antibody (ASO) (Reflex)

Test Code
ASO


Preferred Specimen
Serum


Instructions
If positive, titer performed at additional charge.


Transport Container
SST tube


Transport Temperature
Serum stability: Room temperature- up to 24 hours
Refrigerated:up to 8 days
Frozen - indefinitely


Reference Range
Negative (< 200 IU/ml)


Clinical Significance
An elevated level of anti-streptolysin O is an indication of a recent infection with Group A streptococci and can aid in diagnosis of acute rheumatic fever and post-streptococcal glomerulonephritis.




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.