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HelpTest Code DNAS DNase-B Antibody
Clinical Indications
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 and Streptolysin O Antibody (ASO) are generally ordered concurrently. Preferred test for rheumatic chorea since it remains elevated longer.
Additional Test Codes
Epic Order Name: ANTI-D’NASE B
(aka DNAS)
Sunquest Order Code: DNAS
Epic Px Code: LAB2049
Specimen Collection Type
Preferred: Gold
Acceptable: Red
Minimum Collection Volume
0.4 mL
Reference Range
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
Critical Value
n/a
Interpretation
N/A
Rejection Criteria
Plasma or severely hemolyzed specimens.
Specimen Availability for Add-on Testing
2 Days
Specimen Stability
Refrigerated (preferred): 2 weeks
Ambient: 48 hours
Frozen: 1 year
Day(s) Performed
Sun, Wed, Fri
Performing Lab - Department
TUKHS-BH-Mail Outs
CPT Code
86215
LOINC Code
5133-4
Test Alias
DNase-B, Anti
ADB (Antideoxyribonuclease B)
Anti-Dnase B
Anti-DNase-B Antibody
Anti-Hyaluronidase
Antideoxyribonuclease B (ADB)
Antideoxyribonulease
DNA Streptococcal Antibody
Hyaluronidase
Serum Dnase-B Antibody
Streptococcal Antibodies, Serum
Additional Information / Notes
N/A