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Test Code Valine Valine

Clinical System Name

Valine Quant

Description

Quantitation of valine by ion exchange chromatography

 

Sample Requirements

Specimen: Whole Blood

Container(s): Dark Green/Sodium Heparin, Lt. Green/Lithium Heparin

Preferred Vol:  1 mL

Minimum Vol: 0.5 mL

 

Note: Serum is acceptable but not preferred.

 

 

Processing Instructions

Reject due to:

Spin:Y

Aliquot:Y

Temp:-20 C

Storage location: -20 C BCG  Box

 

Off-site collection: Spin and free plasma/serum and ship frozen.

Stability

Temperature Time
Room temp ≤ 2 hr
Refrigerated 24 hrs
Frozen (Plasma/Serum only) 1 month

 

Availability

STAT Performed TAT
N M-F 3 days

 

Contact the Biochemical Genetics Lab for requests outside of stated availability (206)987-2216.

Performing Laboratory

Seattle Children's Laboratory    

Department

Department:  Biochemical Genetics

Phone Number: 206-987-2216

 

 

Methodology

Method: Ion exchange chromatography with post column derivitization

Analytical Volume: 0.1 mL

Limitations:

CPT Codes

82131

Requisition

Biochemical Genetics Requisition

 

On the requisition include clinical information needed for appropriate interpretation.  (Age, gender, diet (e.g. TPN therapy), drug therapy and family history)

Reference Ranges

Age 0 - 1 mo 1 mo - 5 yr 6 yr - adult
mcmol/L 70 - 300 75 - 350 120 - 300