Marijuana Metabolite, Umbilical Cord Tissue, Qualitative

Sunquest Code:CRDTHC  
Epic Code:LAB8016Epic Name:Marijuana Metabolite, Cord Tissue Qual
Synonyms:THC; Cord Drug Testing; THC and Metabolites Cord Tissue Qual
Methodology:Qualitative liquid chromatography/Tandem mass spectrometry
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-3 days.
Special Instructions:Ordered with Drug Detection Panel, Umbilical Cord, Qualitative

This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Associated Links:

ARUP Test Table Meconium and Umbilical Cord, Add'l ARUP Test Info, Umbilical Cord Segment Collection for Drug Testing

Collection Instructions

Specimen:See Collection Instructions.
Optimal Volume:Over 8 inches in length of cord tissue
Minimum\Peds Volume:8 inches in length of cord tissue is sufficient for both drug detection panel and marijuana metabolite testing.
Container:Plastic leakproof container sterile with red tamper resistant tape
Collection Instructions:
  1. Cut a 8 inch section of the umbilical cord.
  2. Drain and discard any blood by sliding the cord through your pinched finger and thumb.
  3. Rinse the exterior of the cord segment with normal saline or sterile water.
  4. Pat the cord dry and transfer specimen to the sterile, leakproof container; apply red tamper-resistant tape over the lid.
Causes for Rejection:Cords soaking in blood or other fluid. Formalin fixed. Tissue that is obviously decomposed.

Processing and Shipping

Specimen Processing:Store frozen.
Shipping Instructions:Ship at frozen temperature.
Stability:1 week at room temperature; 3 weeks refrigerated; 1 year frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:3000256


Use:Detect in utero exposure to cannabis (marijuana) in neonates, consistent with maternal use during approximately the last trimester of pregnancy.

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