Streptolysin O Antibody - Cancel and reorder as ARMISC - LG1052


Sunquest Code:ASO  
Epic Code:LAB3299Epic Name:Antistreptolysin O
Order Instructions:Cancel and reorder as ARMISC
Synonyms:ASO; Anti-Streptolysin O
Methodology:Nephelometry
Test Includes:Measurement of Antistreptolysin O in serum.
Turnaround Time:Specimens are sent to the reference laboratory Mon-Sat; results are reported within 24 hours.
Special Instructions:Provide patient's age for interpretation of results. Paired serum samples (acute and convalescent) are preferred.


Collection Instructions

Specimen:Blood
Optimal Volume:2 mL
Minimum\Peds Volume:1 mL
Container:Red or gold (gel) (Red (no gel))
Causes for Rejection:Hemolyzed specimens.


Processing and Shipping

Specimen Processing:Within 2 hours centrifuge and aliquot 1 mL, 0.4 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:After separation from cells: 8 hours at room temperature; 8 days refrigerated; 3 months frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:50095


Interpretive

Reference Range:
 
0-1 year 0-200 IU/mL
2-12 years 0-240 IU/mL
13 years and older 0-330 IU/mL
   
Use:Confirm a prior infection with group A Streptococcus in patients suspected of having a nonsuppurative complication such as acute glomerulonephritis (AGN) or acute rheumatic fever.


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