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ALT/SGPT Alanine Transaminase
MessageFor Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.
Test Code
ALT
Alias/See Also
70122;
ALT;
ALT SGPT;
SGPT;
ALT;
ALT SGPT;
SGPT;
CPT Codes
84460
Preferred Specimen
SST/GST Serum Only
Minimum Volume
1 mL
Other Acceptable Specimens
plasma from Lithium Heparin (Light Green Top) tube
Instructions
Barrier tubes (serum separator tubes or plasma separator tubes) are preferred. Red top serum unacceptable for testing.
Collection notes: Avoid hemolysis. Invert tubes at least 8 times. Allow to clot in an upright position for 30 minutes. Within 2 hours, centrifuge tubes 10 minutes. Keep tightly stoppered.
Do NOT re-centrifuge tubes. Do NOT freeze the primary collection tube.
Collection notes: Avoid hemolysis. Invert tubes at least 8 times. Allow to clot in an upright position for 30 minutes. Within 2 hours, centrifuge tubes 10 minutes. Keep tightly stoppered.
Do NOT re-centrifuge tubes. Do NOT freeze the primary collection tube.
Transport Container
Original tube preferred, may be sent in a screw-top transfer tube.
Transport Temperature
Room Temperature or Refrigerated
Specimen Stability
Room Temperature = 5 days
Refrigerated = 4 days
Frozen = n/a
Refrigerated = 4 days
Frozen = n/a
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Methodology
Spectrophotometric
Setup Schedule
24/7
AU
AU
Report Available
daily
Reference Range
| SEX | AGE | Report Normals | Units |
| N/M/F | 0Y | 0 - 60 | U/L |
| 6D | 0 - 60 # | U/L | |
| 2Y | 0 - 50 # | U/L | |
| 12Y | 0 - 45 # | U/L | |
| 133Y | 0 - 60 | U/L |
Performing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine, OH 45439
Last Updated: November 19, 2021
