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Test Name

Shiga Toxins, EIA with Reflex to E. coli O157, Culture

CPT Code(s)

87427

Includes

If Shiga Toxin, EIA is Detected, Escherichia coli O157, Culture will be performed at an additional charge (CPT code(s): 87046).

Methodology

Non-frozen specimens: Broth Amplified Immunoassay with culture reflex
Frozen specimens: Direct detection without amplification or culture

Limitations

False-positives occur in patients infected with Pseudomonas aeruginosa.

Reference Range(s)

Shiga Toxins, EIA Not detected

Clinical Significance

This test detects shiga toxins produced by enterohemorrhagic E. coli and other enteric organisms which have been isolated from patients who have hemorrhagic colitis with or without hemolytic-uremic syndrome (HUS). Culture allows CDC to track outbreaks by strain typing.

Alternative Name(s)

Escherichia coli Shiga Toxins, EIA, Stool,STX

To view specimen requirements and codes please Select a regional laboratory.

Not sure which laboratory serves your office? Call us 866-MYQUEST (866-697-8378)

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.

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Shiga Toxins, EIA with Reflex to E. coli O157, Culture
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