Streptococcus pyogenes, Group A Antibody (Streptozyme®) with Reflex to Titer
0050642
Ordering Recommendation
Submit With Order
Mnemonic
STZ R
Methodology
Semi-Quantitative Hemagglutination
Performed
Mon-Sat
Reported
1-3 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Serum separator tube, lavender (EDTA), or pink (K2EDTA).  
Specimen Preparation
Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.05 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
 
Remarks
 
Stability
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)  
Reference Interval
Test Number Components Reference Interval
Streptococcus pyogenes, Group A Antibody (Streptozyme Screen) < 100 STZ units: Negative
Streptococcus pyogenes, Group A Antibody (Streptozyme Titer) < 100 STZ units: Negative
Interpretive Data
Note
If S. pyogenes Ab is 100 STZ units, then titer will be added. Additional charges apply
CPT Code(s)
86403; if reflexed, add 86406
Components
Component Test Code*Component Chart Name
0050643Streptozyme Screen
0050644Streptozyme Titer
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Cross References
  • Hyaluronidase Antibody
  • Streptozyme Screen with Reflex to Titer