Feedback
Tyrosine, Plasma
0080355
Ordering Recommendation

Use for monitoring patients with an established diagnosis of tyrosinemia.

Mnemonic
TYRO
Methodology
Quantitative Liquid Chromatography/Tandem Mass Spectrometry
Performed
Mon-Fri
Reported
2-5 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Green (sodium or lithium heparin). 
Specimen Preparation
Separate plasma from cells ASAP or within 2 hours of collection. Transfer 0.5 mL plasma to an ARUP Standard Transport Tube. (Min: 0.25 mL) 
Storage/Transport Temperature
Frozen. 
Unacceptable Conditions
Hemolyzed specimens. 
Remarks
 
Stability
After separation from cells: Ambient: Unacceptable; Refrigerated: 24 hours; Frozen: 1 month 
Reference Interval
0-11 months: 30-140 µmol/L
1 year and older: 30-120 µmol/L
Interpretive Data


Compliance Statement B: This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Components
Component Test Code*Component Chart NameLOINC
0080355Tyrosine, Plasma20660-7
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Plasma tyrosine