Test Code: ASO Preferred Name Antistreptolysin O titre
No
< 3 day
Weekly
< 7 days
Medicare Item
N/A
Test Tubes
| Image | Specimen Type | Specimen Volume | Tube Type |
|---|
|
|
Blood (adult) | 5 mL | SST with gel 8.5 mL (Dark Yellow Top) |
|
|
Blood (paediatric) | 1 mL | 2x SST with gel 600 uL Paed (Red or Yellow top) |
COLLECTION NOTES
Ant-streptolysin O titre (ASOT) and anti-DNase B antibodies (ADB) are automatically tested together.
GENERAL NOTES
INTERPRETATION: High titre indicates recent infection with Streptocccus pyogenes (group A) or occasionally group C. The titre peaks at 4 - 6 weeks.
