Result Test Name
ARGININE
Laboratory
QUEST LAB
Result Test Code
12385987681
Laboratory Test Name
QUEST AMINO ACID ANALYSIS LC/MS CSF
Reportable Test Name
-
Result LOINC
22656-3
Collection Container
Transport Tube
Units
-
Collection Requirements
Preferred Specimen(s) 1 mL CSF submitted in a transport tube Minimum Volume 0.25 mL Collection Instructions Patient age is required for correct reference range. Freeze CSF below -20? C.
Container Temp
Frozen (2)
Container Volume
.250
Test Info
Amino Acid Analysis LC/MS CSF - Amino acid analysis is necessary for the diagnosis of a variety of inborn errors of metabolism. These include but are not limited to Phenylketonuria Tyrosinemia Citrullinemia Non-Ketotic Hyperglycinemia Maple Syrup Urine Disease and Homocystinuria. The assay is also key for the continued monitoring of treatment plans for these disorders and useful for assessing nutritional status of patients. Our methodology is highly accurate at very low levels as well as at elevated levels.
Shipping Instructions
Transport Container Transport tube Transport Temperature Frozen Specimen Stability Room temperature: Unacceptable Refrigerated: 7 days Frozen: 30 days Reject Criteria Gross hemolysis Received room temperature