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Test Name:
Streptococcus pyogenes, Group A Antibody (Streptozyme®) with Titer if Indicated
- SBMF No:
44212 - Performance Lab Name:
ARUP Laboratories - Test Mnemonic:
STZ R - ABN:
Not required - CPT Code:
86403
If indicated, add 86406 - LOINC Code:
22566-4; 22567-2 - Ref Lab Test No:
0050642 - Also Known As:
Streptozyme® - Spec Type:
Serum - Spec Container:
Gold top (SST) or red top (serum) tube - Alt Spec Type:
Plasma - Alt Spec Container:
Lavender top (EDTA) tube - Pref Vol:
1.0 mL - Min Vol:
0.5 mL
Pediatric Collection: 0.1 mL - Fasting:
No - Spec Collect:
Routine venipuncture - Spec Process:
Serum sample tubes, clot 30 minutes
Promptly centrifuge 15 minutes
Immediately transfer serum or plasma to separate plastic tube - Spec Store Transport:
Refrigerated - Spec Stability:
After separation from cells
2 days room temperature (20-30°C)
2 weeks refrigerated (2-8°C)
1 year frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles - Spec Remarks:
Separate serum or plasma from cells ASAP - Methodology:
Hemagglutination - Clinical Significance:
Refer to:
- Reference Range:
- Streptococcus pyogenes, Group A Antibody (Streptozyme Screen)
- Less than 100 STZ units: Negative
- Streptococcus pyogenes, Group A Antibody (Streptozyme Titer)
- Less than 100 STZ units: Negative
- Day Run:
Mon-Sat - Time Reported:
2-4 days - Test Type:
INFECTIOUS ANTIBODY
