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Point of Care Testing
Pathology Lab Manual
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Streptococcal Abs, ASO, DNase-B, Hyaluronidase, Antistreptolysin-O
Antistrep-O and Anti-DNase B (not available separately)
4.0 mL blood
Volume and Container
4.0 mL plain red top blood tube ONLY
Storage and Transport
Serum stored refrigerated until ready for transport to Mayo Medical Laboratory Jacksonville
Causes for Rejection
Specimens other than serum, gold top SST blood tube, warm serum, gross lipemia
Turn Around Time
3-8 business days from time of collection
Monday-Friday from 8 am-5 pm, except observed holidays
CPT / HCPCS Code
Demonstration of acute or recent streptococcal infection
Mayo Medical Laboratory Jacksonville
Test performed Monday-Saturday at Mayo Medical Laboratory Jacksonville
See reference lab report
Limitations and Contraindications
False-high titers may be obtained with sera that are contaminated by certain bacterial organisms during shipment or storage, and in patients with liver disease where the presence of high lipoprotein concentrations in the serum may mimic antibody activity.
Elevated values are consistent with an antecedent infection by group A streptococci.
CPOE Test Name
Ref ASOT, Ref Strept Abs
Created at 9/8/2014 5:57 PM by Bradshaw, Keir
Last modified at 9/8/2014 5:57 PM by Bradshaw, Keir
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