Dark Green Lithium Heparin (Microtainer, 4mL or 6mL)
Specimen Preparation
Do not freeze. Transport 3 mL whole blood. (Min: 1.5 mL ; Min: 0.5 mL pediatric collection tubes).
Unacceptable Conditions
Clotted, frozen, or hemolyzed specimens.
The green sodium heparin and light green (mint) plasma separator tubes are not acceptable tube types for this assay. If your department needs tubes ordered, please reach out to our logistics department at 212-746-0670.
Patients who have recently received transfusions have normal donor cells that may mask G-6-PD deficient erythrocytes.
Collect
Dark Green Lithium Heparin (Microtainer, 4mL or 6mL)
Ordering Recommendations
Preferred initial screening test for G6PD deficiency. For genetic testing in individuals of African descent, refer to Glucose-6-Phosphate Dehydrogenase (G6PD) 2 Mutations (0051684); for genetic testing in individuals with other high-risk ethnic backgrounds, refer to Glucose-6-Phosphate Dehydrogenase Deficiency (G6PD) Sequencing (3004457).
Performed
Sun-Sat
Methodology
Quantitative Enzymatic Assay
Synonyms
G-6-PD
G6PD Erythrocytes
RBC G6PD test
Reference Interval
Effective November 17, 2014 9.9-16.6 U/g Hb
CPT Codes
82955
LOINC
32546-4
ARUP Test Code
0080135
Collection
Collect
Dark Green Lithium Heparin (Microtainer, 4mL or 6mL)
Specimen Preparation
Do not freeze. Transport 3 mL whole blood. (Min: 1.5 mL ; Min: 0.5 mL pediatric collection tubes).
Unacceptable Conditions
Clotted, frozen, or hemolyzed specimens.
The green sodium heparin and light green (mint) plasma separator tubes are not acceptable tube types for this assay. If your department needs tubes ordered, please reach out to our logistics department at 212-746-0670.
Patients who have recently received transfusions have normal donor cells that may mask G-6-PD deficient erythrocytes.
Container
Collect
Dark Green Lithium Heparin (Microtainer, 4mL or 6mL)
Ordering
Ordering Recommendations
Preferred initial screening test for G6PD deficiency. For genetic testing in individuals of African descent, refer to Glucose-6-Phosphate Dehydrogenase (G6PD) 2 Mutations (0051684); for genetic testing in individuals with other high-risk ethnic backgrounds, refer to Glucose-6-Phosphate Dehydrogenase Deficiency (G6PD) Sequencing (3004457).
