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Specimen Collection Manual and Test Catalog

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DRUG MONITORING, TRICYCLIC ANTIDEPRESSANTS, QUANTITATIVE, URINE

Geisinger Epic Procedure Code:  LAB1076    Geisinger Epic ID:  52229

SPECIMEN COLLECTION
Specimen type: 

Random urine


Preferred collection container: 
Alternate collection container: 
Non-sterile specimen container
Specimen required: 

20 mL random urine (minimum 7 mL) collected in a clinical drug test transport vial.



SPECIMEN PROCESSING
Transport temperature: 

Room temperature.


Specimen stability: 

Room temperature: 14 days. Refrigerated: 14 days. Frozen: 30 days


Rejection criteria: 

Preserved samples.



TEST DETAILS
Additional information: 

This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.


CPT code(s):  80335
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.
The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.

Test includes: 

Amitriptyline and Nortriptyline.


Methodology: 
Mass Spectrometry
Synonyms: 

Quest test code 39411, DM Tricyclic


Clinical significance: 

The management of patients use of controlled substances is an increasing focus of law enforcement to ensure that prescribed medications arent diverted, and is critical to the successful outcome of many pharmaco-therapies. Urine drug testing for the presence or absence of prescribed medications and illicit drugs is a strategy designed to help the treating physician monitor their patients for compliance with that physicians directive(s).


Review Date:  12/16/2024

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