Phenylalanine + Tyrosine, quant, plasma-994

Test info

  
Phenylalanine + Tyrosine, quant, plasma
  
994
  
LAB994
  
MSO
  
  • Evaluation of patients with hyperphenylalaninemia or monitoring effectiveness of dietary therapy
  • Medical monitoring of tyrosinemia

Specimen

  
Sodium heparin (Na hep) plasma
  
  
0.5 mL
  
0.25 mL
  

Immediately following collection, mix sample thoroughly by gently inverting 8 - 10 times to prevent clotting

  
  1. Spin
  2. Transfer plasma to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as Na hep plasma, within two (2) hours of sample collection
  3. Freeze
  
EDTA plasma
Serum
  

Lavender:

Immediately following collection, mix sample thoroughly by gently inverting 8 - 10 times to prevent clotting

Gold:

Immediately following collection, thoroughly mix sample by gently inverting 5 times

  

Lavender:

  1. Spin
  2. Transfer plasma to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as EDTA plasma, within two (2) hours of sample collection
  3. Freeze

Gold:

  1. Allow sample to clot for a minimum of 30 minutes
  2. Spin within two (2) hours of sample collection
  3. Transfer serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as serum
  4. Freeze

Red:

  1. Allow sample to clot
  2. Spin
  3. Transfer serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as serum, within two (2) hours of sample collection
  4. Freeze
  

Frozen (strict)

Performance

  
LabCorp Burlington (323334): R-NX
  
Mo - Fr
  
3 - 5 days
  

Liquid chromatography/tandem mass spectrometry (LC-MS/MS)

Clinical and Interpretive info

  

An interpretive report will be provided

Billing

  
82136 x 2
  
Result 20660-7

Tracking

  
05/24/2019
  
12/26/2019