Lactate/Pyruvate, Filtrate
Order Code: LACPYR
Test Summary
Diagnosing and monitoring patients with lactic acidosis.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
4 mL whole blood collected in a sodium/fluoride (gray-top) tube
Minimum Volume
1 mL
Instructions
4 mL whole blood (gray-top tube) sodium fluoride, drawn from fasting patient without use of tourniquet and immediately mixed with 4 mL ice-cold 7% (w/v) Perchloric Acid.
Let mixture stand for 10 minutes and centrifuge. Submit supernatant fluid for assay. Please specify volumes of blood and Perchloric Acid used.
Let mixture stand for 10 minutes and centrifuge. Submit supernatant fluid for assay. Please specify volumes of blood and Perchloric Acid used.
Patient Preparation
A fasting sample is required.
Storage
N/A
Transport Temperature
Frozen
Specimen Stability
- Room temperature: 3 hours
- Refrigerated: 48 hours
- Frozen: 30 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
N/A
Order Code
LACPYR
EPIC (Premier) Code
LAB6363
Includes
N/A
CPT Code
- 83605
- 84210
Billing Code
- 671062
- 671063
CPT Statement
Methodology
Enzymatic
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly VA, 20153
14225 Newbrook Drive
Chantilly VA, 20153
Department
Reference Testing
Reference Range
| Pyruvic Acid (Pyruvate), Blood | 0.30-1.50 mg/dL |
| Lactic Acid | 9.0-16.0 mg/dL |
| Lactate/Pyruvate Ratio | 10-20 |
Setup Schedule / Expected Turnaround Time
Daily, Report available: 1 day
Specimen Collection
Special Instructions
N/A
Preferred Specimen
4 mL whole blood collected in a sodium/fluoride (gray-top) tube
Minimum Volume
1 mL
Instructions
4 mL whole blood (gray-top tube) sodium fluoride, drawn from fasting patient without use of tourniquet and immediately mixed with 4 mL ice-cold 7% (w/v) Perchloric Acid.
Let mixture stand for 10 minutes and centrifuge. Submit supernatant fluid for assay. Please specify volumes of blood and Perchloric Acid used.
Let mixture stand for 10 minutes and centrifuge. Submit supernatant fluid for assay. Please specify volumes of blood and Perchloric Acid used.
Patient Preparation
A fasting sample is required.
Storage
N/A
Transport Temperature
Frozen
Specimen Stability
- Room temperature: 3 hours
- Refrigerated: 48 hours
- Frozen: 30 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
N/A
Result Information
Methodology
Enzymatic
Testing Laboratory
N/A
Reference Range
| Pyruvic Acid (Pyruvate), Blood | 0.30-1.50 mg/dL |
| Lactic Acid | 9.0-16.0 mg/dL |
| Lactate/Pyruvate Ratio | 10-20 |
Setup Schedule / Expected Turnaround Time
Daily, Report available: 1 day