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Test Code MISCLM Pyruvic Acid, Blood

Additional Codes

 

MAYO Test ID

PYR

EPIC Test ID

LAB2608

 

Reporting Name

Pyruvic Acid, B

Useful For

Screening for possible disorders of mitochondrial metabolism, when used in conjunction with blood lactate collected at the same time to determine the lactate-to-pyruvate ratio

Method Name

Spectrophotometry (SP)

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Whole blood


Specimen Required


Call Mayo Medical Laboratories at 800-533-1710 or 507-266-5700 to order special collection tube.

 

Container/Tube: Special collection tube containing 2.5 mL of 6% perchloric acid (T012)

Specimen Volume: Exactly 1 mL

Collection Instructions:

1. Fasting (at least 4 hours)

2. Special collection tube must be prechilled prior to draw.

3. Draw enough blood directly into syringe to add exactly 1 mL of blood to the special collection tube (prechilled).

4. Once drawn, immediately transfer blood to the prechilled, special collection tube and shake vigorously to mix.

Additional Information:

1. Check expiration date before using. Supplied collection tube expires 12 months after preparation.

2. If perchloric acid spills, obtain new, prechilled tube.


Specimen Minimum Volume

1 mL blood added to special collection tube

Specimen Stability Information

Specimen Type Temperature Time
Whole blood Refrigerated 15 days

Reject Due To

Hemolysis

Mild OK; Gross OK

Lipemia

Mild OK; Gross OK

Icterus

NA

Other

Use of any anticoagulant other than special tube

 

Reference Values

0.08-0.16 mmol/L

 

NIH Unit

0.7-1.4 mg/dL

Day(s) and Time(s) Performed

Tuesday, Friday; Varies

CPT Code Information

84210

LOINC Code Information

Test ID Test Order Name Order LOINC Value
PYR Pyruvic Acid, B Unable to Verify

 

Result ID Test Result Name Result LOINC Value
8657 Pyruvic Acid, B 14121-8
7729 Pyruvic Acid, B 2905-8

Analytic Time

6 days

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.