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Test Name: EVEROLIMUS, BLOOD, LC/MS
Test Code: 2194120
Alias: 18883
LAB18098
CPT Code(s): 80169  
Preferred Specimen: 2 mL whole blood
Container: EDTA Lavender
Minimum Volume: 1 mL
Collection Instructions: Allow lavender tube to fill completely. Invert tube 8-10 times after filling to gently mix and prevent clotting.
Transport Temperature: Refrigerated
Stability:

Room temperature: 7 days

Refrigerated: 14 days

Frozen: 30 days
Rejection Criteria: Gel barrier tubes • Clotted specimens
Limitations: This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Additional Information:

Drug regimens are to be noted on requisition: Time and date of drug administration.

Therapeutic range applies to trough specimens drawn just prior to a.m. dose.
Schedule: Set up: Monday – Saturday
Report Available: 2-3 days
Method: Chromatography/Mass Spectrometry
Performing Lab: Quest Diagnostics, Wood Dale #18883
Use: Updated: 10/03/2025
Reference Ranges:

Trough:  3.0-8.0 ng/mL for Transplantation

Trough:  5.0-10.0 ng/mL for Oncology/Neurology

Symptoms of toxicity are more likely to occur at trough levels exceeding 12.0 ng/mL

The CPT codes included in this publication are in accordance with Current Procedural Terminology, a publication of the American Medical Association. CPT codes are provided here for the convenience of our clients; however, correct coding often varies from one carrier to another, and HealthLab may bill specific carriers using codes other than those shown. Clients who bill for services should verify the code(s) with the applicable payor to confirm that their use is appropriate in each case.

Test Type: