Ordering Recommendation

Diagnostic evaluation for peroxisomal disorders (in conjunction with very long chain fatty acids testing) and/or pyridoxine responsive seizures.

Mnemonic
PIPECOL SP
Methodology

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Performed

Fri

Reported

4-12 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation

Adults: Fasting specimen preferred.
Infants and children: Draw specimen prior to feeding or 2-3 hours after a meal.

Collect

Green (sodium or lithium heparin), lavender (EDTA), plain red, or serum separator tube.

Specimen Preparation

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)

Storage/Transport Temperature

CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.

Unacceptable Conditions

Samples exposed to more than one freeze/thaw cycle.

Remarks

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.

Stability

After separation from cells: Ambient: Unacceptable; Refrigerated: 24 hours; Frozen: 1 month

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



Compliance Category

Laboratory Developed Test (LDT)

Note
Hotline History
N/A
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
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Alpha-aminoadipic semialdehyde, serum
  • Delta1-piperideine-6-carboxylate, Serum
  • Pipecolic Acid, Serum/Plasma
Pipecolic Acid, Serum or Plasma