ALT
Test Mnemonic
ALT
CPT Codes
- 84460 - QTY (1)
LOINC ®
1742-6
Aliases
- Alanine Aminotransferase
- SGPT
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Plasma | Lithium heparin PST (Lt. Green) | Centrifuge and refrigerate. | Submit in original tube or aliquot specimen into CCL aliquot tube |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Serum | SST (Gold) | Centrifuge and refrigerate. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.4 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 3 days |
| Refrigerated | 7 days |
| Frozen | 7 days (freeze only once) |
Days Performed
Sun - Sat
Turnaround Time
8 hours
Methodology
| Name | Description |
|---|---|
| Enzymatic |
Reference Range
| ALT | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Male | 18 Years | 99 Years | Normal | 10 - 50 | U/L | Male | 13 Years | 18 Years | Normal | 12 - 27 | U/L | Female | 18 Years | 99 Years | Normal | 10 - 35 | U/L | Female | 13 Years | 18 Years | Normal | 10 - 25 | U/L | Years | 1 Years | Normal | 7 - 36 | U/L | 1 Years | 13 Years | Normal | 12 - 28 | U/L |
Special Info
Assay includes pyridoxal phosphate activation.