Tyrosine
Test Mnemonic
TYRO
CPT Codes
- 84510 - QTY (1)
LOINC ®
20660-7
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL | Plasma | Sodium or Lithium heparin (Green) | Place specimen on ice after draw. | Centrifuge, aliquot and freeze. |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | Unacceptable |
| Refrigerated | 24 hours |
| Frozen | 2 weeks |
Days Performed
Varies
Turnaround Time
2 - 10 days
Methodology
| Name | Description |
|---|---|
| Ion Exchange Chromatography |
Reference Range
| Tyrosine | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Months | 1 Months | Normal | 55 - 147 | umol/L | 1 Months | 24 Months | Normal | 22 - 108 | umol/L | 2 Years | 18 Years | Normal | 24 - 115 | umol/L | 18 Years | 99 Years | Normal | 34 - 112 | umol/L |
Special Info
Transport to lab on ice ASAP. Centrifuge, aliquot and freeze. Freeze within 45 minutes of draw time.