Glucose-6-Phosphate Dehydrogenase G6PD
| Method(s) | Quantitative Enzymatic |
|---|---|
| Specimen Required | |
| Collect | One 10 mL yellow (ACD Solution A), green (sodium or lithium heparin), lavender (EDTA) or pink (K2EDTA) top tube. |
| Transport | 3 mL whole blood refrigerated. (Min: 1.5 mL) |
| Remarks | Enzyme most stable in Acid Citrate Dextrose solutions (ACD). DO NOT FREEZE. |
| Stability | Ambient: 8 hours; Refrigerated: 1 week; Frozen: Unacceptable |
| Unacceptable Conditions | Hemolyzed or clotted specimens |
| Schedule | Daily |
| Billing Code | 5010032 |
| CPTCode | 82955 |
| Notes | Patients who have recently received transfusions have normal donor cells that may mask G-6-PD deficient erythrocytes. |
| Preferred Specimen Collection Device(s) | |
| Reference Interval | |
|
9.9 - 16.6 U/g Hb
|
|
