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Test Code THCCQL THC-Umbilical Cord Qualitative  

Important Note

Use to detect and document fetal exposure to THC during approximately the last trimester of a full-term pregnancy. 

Additional Codes

3000256

Specimen Type

Umbilical Cord

Preferred Collection Container

Sterile Cup

Acceptable Collection Container

Sterile Cup

Collection Instructions

Drain and discard any blood. Rinse the exterior of the cord segment with normal saline or water. Pat the cord dry and transport at least 8 inches of umbilical cord in a routine urine collection cup 
 

Collection Volume

8 inch segment of umbilical cord

Minimum Collection Volume

6 inch segment of umbilical cord

Testing Volume

6 inch segment of umbilical cord

Rejection Criteria

Cords soaking in blood or other fluid. Formalin fixed. Tissue that is obviously decomposed.

Specimen Storage and Stability

Ambient: 1 week; Refrigerated: 3 weeks; Frozen: 1 year

Day(s) and Time(s) Performed

Sunday through Saturday

EPIC Code

LAB2052

Transport

Refrigerated

Turn Around Time

2-4 days

Methodology

Qualitative Liquid Chromatography/Tandem Mass Spectrometry
 

Test Alias

3000256; THC-COOH, Marijuana Metabolite; THC
 

CPT Coding

80349

LOINC

61063-4