Confirm current or recent infection with group A Streptococcus in patients suspected of having a nonsuppurative complication such as acute glomerulonephritis (AGN) or acute rheumatic fever (ARF). DNase-B Antibody (0050220) and Streptolysin O Antibody (ASO) (0050095) are generally ordered concurrently. Preferred test for rheumatic chorea since it remains elevated longer.
Sun, Wed, Fri
New York DOH Approval Status
Serum separator tube.
Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.4 mL)
Plasma or severely hemolyzed specimens.
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year
0-6 years: Less than 250 U/mL
7-17 years: Less than 310 U/mL
18 years and older: Less than 260 U/mL
|Component Test Code*||Component Chart Name||LOINC|
|0050220||DNAse B Antibody||5133-4|
- DNase-B, Anti
- ADB (Antideoxyribonuclease B)
- Anti-Dnase B
- Anti-DNase-B Antibody
- Antideoxyribonuclease B (ADB)
- DNA Streptococcal Antibody
- Serum Dnase-B Antibody
- Streptococcal Antibodies, Serum