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All markers
Infection panel · IU/mL

Antistreptolysin O (ASO)

Antistreptolysin O (ASO) is a clinical biomarker on the Infection panel, reported in IU/mL. Standard reference range: 0–200 IU/mL. Functional (optimal) range used by integrative practitioners: 0–200 IU/mL.

What is Antistreptolysin O (ASO)?

ASO antibodies indicate prior or recent Group A Streptococcal infection; elevated titers support post-streptococcal sequelae such as rheumatic fever or PANDAS.

Reference ranges

Range typeValue (IU/mL)Source
Standard (lab)0–200Typical Quest / LabCorp adult reference
Functional (optimal)0–200Integrative / functional medicine consensus

How SomaVue interprets Antistreptolysin O (ASO)

SomaVue maps every result for Antistreptolysin O (ASO) against four clinical lenses — nutrient cofactors, toxin exposure, infection drivers, and circadian/hormonal context — and connects each interpretation to specific peer-reviewed citations. Pre-mapped clinical reasoning and cross-marker pattern detection are available inside the practitioner workspace.

See the full interpretation

Upload a patient PDF or enter values manually to see the four-lens analysis, cross-marker patterns, and cited evidence for Antistreptolysin O (ASO) and 205 other markers.

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Educational reference only. Reference ranges vary by laboratory, assay method, age, sex, and clinical context. Functional ranges represent integrative-medicine consensus and are not regulatory thresholds. SomaVue does not diagnose, treat, mitigate, or prevent disease. Always consult a licensed healthcare provider.