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Test Code CSF AAQNT Amino Acids Quant, CSF

Clinical System Name

Amino Acids Quant, CSF

Description

Quantitation of amino acids by ion exchange chromatography with post column derivatization

Sample Requirements

Specimen: Cerebral Spinal Fluid

Container(s): CSF Tube, Sterile Screw-Capped Container, Tube or Syringe

Preferred Vol:  0.5 mL

Minimum Vol: 0.25 mL

 

Note:

Processing Instructions

Reject due to:

Spin:N

Aliquot:N

Temp:-20 C

Storage location: BCG Box

 

Off-site collection: Freeze CSF in CSF tube/sterile screw-capped container/tube/syringe.  Ship frozen.

Stability

Temperature Time
Room temp ≤2 hrs
Refrigerated 24 hrs
Frozen 1 month

 

Availability

STAT Performed TAT
N M-F 2-5 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

 

 

Reference Range

CSF Amino Reference Ranges

Methodology

Method: Ion exchange chromatography with post column derivatization

Analytical Volume: 0.1 mL

Limitations:

CPT Codes

82139

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)