Pipecolic Acid, Serum or Plasma
Ordering Recommendation
Diagnostic evaluation for peroxisomal disorders (in conjunction with very long chain fatty acids testing) and/or pyridoxine responsive seizures.
New York DOH Approval Status
Specimen Required
Adults: Fasting specimen preferred.
Infants and children: Draw specimen prior to feeding or 2-3 hours after a meal.
Green (sodium or lithium heparin), lavender (EDTA), plain red, or serum separator tube.
Separate serum/plasma from cells immediately. Transfer 0.5 mL serum/plasma to an ARUP standard transport tube and freeze immediately . (Min: 0.2 mL)
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Samples exposed to more than two freeze/thaw cycle.
Clinical information is needed for appropriate interpretation. Submit age, gender, diet (e.g.,TPN therapy), drug therapy, and family history on a Biochemical Genetics Patient History Form available at www.aruplab.com/patienthistory or by contacting ARUP Client Services at 800-522-2787.
After separation from cells: Ambient: Unacceptable; Refrigerated: 24 hours; Frozen: 1 month
Methodology
Liquid Chromatography-Tandem Mass Spectrometry
Performed
Fri
Reported
4-12 days
Reference Interval
Effective August 19, 2013
Age | Reference Interval |
---|---|
0-12 months | Less than or equal to 5.2 umol/L |
Greater than 1 year | Less than or equal to 6.3 umol/L |
Interpretive Data
Laboratory Developed Test (LDT)
Note
Hotline History
CPT Codes
82542
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
2007407 | Pipecolic Acid, Serum/Plasma | 32334-5 |
2007408 | Pipecolic Acid Ser/Plas Interpretation | 48767-8 |
Aliases
- Alpha-aminoadipic semialdehyde, serum
- Delta1-piperideine-6-carboxylate, Serum
- Pipecolic Acid, Serum/Plasma