Shiga Toxins, EIA with Reflex to E. coli O157, Culture
Test code
CPT code(s)*
Test resources
Details
Includes
If Shiga Toxin, EIA is Detected, then Escherichia coli O157, Culture will be performed at an additional charge (CPT code(s): 87046).
Methodology
Immunoassay with Culture Reflex
Alternative name(s)
STX,Escherichia coli Shiga Toxins, EIA, Stool
Specimen requirements | |
|---|---|
| Patient preparation | None Specified |
| Preferred specimen(s) | Stool collected in Cary-Blair stool culture transport medium or C&S transport medium |
| Alternative specimen(s) | Unpreserved stool (formed, liquid or semi-solid) |
| Minimum volume | 1 gram • 1 mL • 40mm diameter of solid stool |
| Collection instructions | Collect in clean, dry container and then transfer a minimum of 1 gram or 1 mL into a Cary-Blair stool culture transport medium or C&S transport medium. Fluid level should reach line on vial. |
| Transport container | Cary-Blair stool culture transport medium or C&S transport medium or clean plastic leak-proof container |
| Transport temperature | Cary-Blair and C&S: Room temperature Unpreserved: Refrigerated (cold packs) |
| Specimen stability | Cary-Blair or C&S Room temperature: 4 days Refrigerated: 14 days Frozen: 14 days Unpreserved stool Room temperature: Unacceptable Refrigerated: 14 days Frozen: 14 days |
| Reject criteria | Specimens in 10% formalin or other fixatives |
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 guidance 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.
This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.
The tests listed by specialty and category are a select group of tests offered. For a complete list of Quest Diagnostics tests, please adjust the filter options chosen, or refer to our Directory of Services.