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Test Code ASO Antistreptolysin-O, Serum

Methodology

Latex Agglutination

Specimen Requirements

Draw blood in a plain, red-top tube(s) or a serum gel tube(s). Spin down within 4 hours of draw and send 1 mL (minimum volume:  0.5 mL) of serum.
Note:  Specimen may be stored refrigerated for up to 1 week.

Reference Values

<200 IU/mL

A titer will be performed on all positive screens.

Day(s) Test Set Up

Monday through Sunday

CPT Coding

86063 - screen

86060 - titer (if appropriate)

Secondary ID

HHA1427

Performing Laboratory

Huntsville Hospital Laboratory/Madison Hospital Laboratory

LOINC Coding

Test Name LOINC Code

Antistreptolysin-O, Serum

22568-0

Specimen

66746-9