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HelpTest Code LAB1981 Urine Glutaric + 3OHglutaric Acid
Additional Codes
UGluAc
Clinical System Name
Glutaric & 3-hydroxyglutaric Acid
Synonyms
3-hydroxyglutaric Acid
Glutaric Acidemia Types 1 and 2
Sample Requirements
Specimen: Urine
Container(s): Sterile Screw-Capped Container
Preferred Vol: 4.0 mL
Minimum Vol: 2.0 mL
Note:
Processing Instructions
Reject due to:
Spin: N
Aliquot: Y
Temp: -20 C
Storage Location: Aliquot 4.0 mL (Min. 2.0 mL) urine into a Falcon tube affixed with a large Epic label. Place the aliquot in the CPA -20 freezer Send Outs rack.
Off-site Collection: Freeze within ONE hour of collection.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Room Temp |
Unacceptable |
| Refrigerated | ||
| Frozen |
Indefinite |
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | 7 - 10 d |
Performing Laboratory
Children's Hospital Colorado
Biochemical Genetics
Clinical Laboratory - Room B0200
13123 E. 16th Ave
Aurora, CO 80045
Phone: (720) 777-6711
Email: labclientservices@childrenscolorado.org
Department
Department: Send Outs
Phone Number: (206) 987-2563
CPT Codes
82542
Methodology
Method: Stable isotope dilution gas chromatography-mass spectrometry (GC/MS)
Analytical Volume: 2.0 mL Urine
Limitations:
Reference Range
Normal: < 15 mg/mg Creatinine
Send Out Instructions
| Reference Test Name: | Glutaric & 3-hydroxyglutaric Acids (Quantitative) |
| Reference Lab Test Code: |
L6743 (Urine) |
| Instructions: |
Ship frozen Monday through Thursday via FedEx Priority Overnight. Saturday deliveries are not accepted. |