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Test Code G6PD1 Glucose 6-Phosphate Dehydrogenase Enzyme Activity, Blood


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 specimen in original tube. Do not aliquot.


Children's Mercy Hospital Note:

CMH COLLECTION: 6 mL in EDTA lavender vacutainer

Specimen Minimum Volume

1 mL

Specimen Stability Information

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

Useful For

Evaluation of individuals with episodic or chronic Coombs-negative nonspherocytic 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

Reject Due To

Gross hemolysis Reject

Day(s) Performed

Monday through Friday

Report Available

1 to 4 days

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 who are less than 12 months of age.

Method Name

Kinetic Spectrophotometry

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

82955