ImmuKnow®

CPT: 86352
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Test Details

Synonyms

  • Cellular Function Assay (involving stimulation and detection of a biomarker)
  • Cylex Immune Assay
  • Immuno Test
  • Immunosuppression Level Assay

Use

This test is a transplant physician's means of obtaining and monitoring information about immune status. ImmuKnow® measures the adenosine triphosphate (ATP) response of stimulated peripheral blood lymphocytes.

Methodology

PHA stimulation ATP luciferase assay. ImmuKnow® is a trademark of Viracor-IBT Laboratories Inc, Lee's Summit, Mo.

Specimen Requirements

Specimen

Whole blood (sodium heparin only)

Volume

6 to 8 mL

Minimum Volume

2 to 4 mL

Container

Green-top (sodium heparin) tube only

Collection

Do not use lithium heparin, ACD, or EDTA tubes. Assay must be set up within 30 hours of specimen collection. Specimens received after 30 hours are not acceptable for testing.

Storage Instructions

Maintain specimen at room temperature (ie, 18°C to 28°C) only. Specimen stable 30 hours; >30 hours specimen not viable. Do not refrigerate or freeze specimen.

Causes for Rejection

Specimen chilled, refrigerated, or frozen; >30 hours since collection; clotted or hemolyzed specimen; lithium heparin used

Clinical Information

Special Instructions

Prior to initial submission of specimens for this test, contact HLA customer service (800-533-1037) to establish special specimen collection and transportation arrangements. These specimen collection and transportation arrangements must be observed in order to obtain acceptable results.

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
176120 ImmuKnow (R) 53939-5 176101 ImmuKnow (R) ng/mL ATP 53939-5

For Providers

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CPT Statement/Profile Statement

The LOINC® codes are copyright © 1994-2017, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf