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Lab Test Dictionary

Pyridoxine-Dependent Epilepsy Panel, Serum or Plasma (2013352)

Methodology

Quantitative Liquid Chromatography-Tandem Mass Spectrometry


Synonyms

Alpha-aminoadipic semialdehyde dehydrogenase; Piperideine-6-Carboxylate; Pipecolic acid; Pyridoxine-Dependent Seizures Panel; Delta 1-piperideine-6-carboxylate

Specimen Type

Serum or Plasma

Performing Lab

ARUP


Epic ID

Other Reference Test

Lab Test Days

Friday

Standard TAT

4-12 Days


Collection Information

Specimen Required

1 mL Blood

Container Type

Dark Green (Sodium Heparin)

Collection Instructions

Adults: Fasting specimen preferred. Infants and Children; Draw specimen prior to feeding or 2-3 hours after a meal preferred. Plasma collected in a lithium heparin (green-top) or EDTA (lavender-top) tube or serum collected in a (red-top) tube or serum separator tube (SST) is also acceptable.


Processing Information - Lab Use Only

Transport Temperature

Frozen-Only

Specimen Stability

Room Temp: Unacceptable; Refrigerated: 24 Hours; Frozen: 1 Year

Rejection Criteria

Samples exposed to more than two freeze/thaw cycles

Test Volume Required

0.5 mL Serum or Plasma

Minimum Test Volume

0.2 mL Serum or Plasma

Processing Instructions

Separate serum or plasma from cells ASAP or within 2 hours of collection and freeze immediately. Complete an ARUP requisition and include physician's progress notes or a completed Biochemical Genetics Patient History form to submit with specimen frozen. Clinical information is needed for appropriate interpretation. Call Apollo Courier Service for pick-up Monday-Friday.


Included Tests

Pipecolic Acid, Pyridoxine-Dependent Epilepsy Interp and Total AASA-P6C Piperideine-6-Carboxylate.


CPT Codes

82542


Revised

11-02-18

Initials

SL