Synonyms
DNA Streptococcal Antibody
Clinical Significance
It is useful for Demonstration of acute or recent streptococcal infection.
Specimen
Serum
Stability
Refrigerated (preferred) : 28 days
Frozen : 28 days
Ambient : 7 days
Reference Range
0 - 200 IU/ml
Interpretation
Elevated values are consistent with an antecedent infection by group A streptococci.
Limitation
False-high titers may be obtained with sera that are contaminated by certain bacterial organisms during shipment or storage and in patients with liver disease where the presence of high lipoprotein concentrations in the serum may mimic antibody activity.