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Test Directory

Test Directory Pyruvate Kinase Enzyme Activity, Blood

Pyruvate Kinase Enzyme Activity, Blood

Test Summary

Evaluation of nonspherocytic hemolytic anemia, evaluation of neonatal anemia or jaundice, evaluation of unexplained noninfectious hepatic failure, evaluation of unexplained iron overload

Aliases

Chronic nonspherocytic hemolytic anemia, CNSHA

Specimen Collection

Special Instructions

N/A

Preferred Specimen

6 ml whole blood from a yellow top tube (ACD solution B)

Minimum Volume

1 mL

Instructions

Send whole blood specimen in original tube. Do not aliquot.

Patient Preparation

N/A

Storage

Yellow top tube (ACD solution B)

Transport Temperature

Refrigerated

Specimen Stability

Room Temperature: NA
Refrigerated:20 days
Frozen: NA

Limitations

N/A

Other Acceptable Specimens

Lavender top tube (EDTA)

Unacceptable Specimens

Gross hemolysis

Order Code

PK1

EPIC (Premier) Code

LAB6772

Includes

N/A

CPT Code

84220

Billing Code

671286

CPT Statement

Methodology

Kinetic Spectrophotometry (KS)

FDA Status

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

Physician Attestation of Informed Consent

N/A

Testing Laboratory

Mayo Clinic Laboratories
200 First Street SW
Rochester MN, 55905

Department

Reference Testing

Reference Range

N/A

Setup Schedule / Expected Turnaround Time

Monday - Friday; Report available: 1 - 4 days