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HelpTest Code LAB3535 Valine
Clinical System Name
Valine Quant
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 |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Biochemical Genetics
Phone Number: 206-987-2216
Description
Quantitation of valine by ion exchange chromatography
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | M-F | 3 days |
Contact the Biochemical Genetics Lab for requests outside of stated availability (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 |
Synonyms
Valine