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Test ID BLOD0178 Glucose 6-Phosphate Dehydrogenase Enzyme Activity, Blood

Useful For

Evaluation of individuals with episodic or chronic Coombs-negative non-spherocytic hemolytic anemia

 

Rapid testing to assess glucose 6-phosphate dehydrogenase (G6PD) enzyme capacity prior to rasburicase or other therapies that may cause hemolysis or methemoglobinemia in G6PD deficient patients

 

May aid in the creation of a comprehensive patient profile and can ensure appropriate patient monitoring for developing anemia

Specimen Type

Whole Blood ACD-B


Specimen Required


Collection Container/Tube:

Preferred: Yellow top (ACD solution B)

Acceptable: Lavender top (EDTA) or yellow top (ACD solution A)

Specimen Volume: 6 mL

Collection Instructions: Send whole blood specimen in original tube. Do not aliquot.


Reject Due To

Gross hemolysis Reject
Fully clotted Reject

Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time
Whole Blood ACD-B Refrigerated 20 days

Method Name

Kinetic Spectrophotometry

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

82955

Reporting Name

G6PD Enzyme Activity, B

Reference Values

≥12 months of age: 8.0-11.9 U/g Hb

 

Reference values have not been established for patients younger than 12 months.

Secondary ID

607460

Test Classification

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.

Day(s) Performed

Monday through Friday

Report Available

1 to 4 days

Forms

If not ordering electronically, complete, print, and send a Benign Hematology Test Request (T755) with the specimen.

Sanford Laboratories - Enterprise Additional Information:

SANFORD LABORATORY INTERFACE BUILD INFORMATION

 Result Code     Result Code Description   
 26174    G6PD ENZYME ACTIVITY, B