Test Overview
Test Methodology

Kinetic Spectrophotometry

Test Usage

Workup of cases of nonspherocytic hemolytic anemia, for a family workup to determine inheritance pattern (PK deficiency is autosomal recessive), and for genetic counseling.

Reference Range *

6.7 - 14.3 U/g hemoglobin

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Saturday
Analytic Time

2 - 5 days

Soft Order Code
PKRBC
MiChart Code
Pyruvate Kinase, RBC
Synonyms
  • Pyruvate Kinase (PK), Erythrocytes
  • PKRBC
Laboratory
Sendout
Reference Laboratory
Mayo PK (8659)
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in a yellow top (ACD) solution B tube. Send 4.0 mL (minimum 1 mL) of intact whole blood. Refrigerate. Do not transfer blood to other containers.

Alternate Specimen
Lavender top tube (EDTA) is acceptable.
Normal Volume
6 mL ACD (solution B) whole blood
Minimum Volume
1 mL ACD (solution B) whole blood
Additional Information

Test sent to Mayo Medical Laboratories.

Billing
CPT Code
84220
Fee Code
22509
LOINC
32552-2
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