Test directory: Anti-Streptolysin O

Ordering Code402
Test NameAnti-Streptolysin O
AliasASO Titer
ASO Test
Preferred SpecimenSerum
Preferred ContainerSST (Gold)
Other Specimen/ContainerPlasma in Lithium Heparin (Green),
Serum in Plain (Red)
Optimum Volume0.5 mL
Transport RequirementsOahu: Ambient
Airline: Refrigerated
Specimen StabilityAmbient: 2 Days
Refrigerated: 7 Days
Frozen: 6 Months
Frozen samples should be thawed only once.
Rejection CriteriaSpecimen older than stability limits, Grossly hemolyzed,
Insufficient quantity
Avail. StatNO
Analytic Time1 Day
MethodologyImmunoturbidimetric

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
Anti-Streptolysin O0-16Y< = 150< = 150IU/mL
Anti-Streptolysin OADULT< = 200< = 200IU/mL