ASO

Also known as: ASLO

Formal name: Antistreptolysin O

Related tests: Strep throat

At a Glance

Why Get Tested?

To help determine whether a person has had a recent Group A streptococcal infection; to help diagnose post-streptococcal sequelae of rheumatic fever and glomerulonephritis

When to Get Tested?

When a person has symptoms of rheumatic fever (cardiac function abnormalities) or glomerulonephritis (kidney function abnormalities) or other symptoms suggestive of a streptococcal infection but no culture was done to confirm a Group A strep infection

Sample Required?

A blood sample drawn from a vein in your arm

This article was last reviewed on January 30, 2006. | This page was last modified on November 14, 2009.

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