Specimen Collection Requirements
Whole Blood, one yellow (ACD Solution A), green (sodium or lithium heparin) or lavender (EDTA) top tube
Enzyme is most stable in acid citrate dextrose (ACD). Do not freeze. Patients who have recently received transfusions have normal donor cells that may mask G-6-PD deficient erythrocytes.
Ambient: 8 hours; Refrigerated: 1 week; Frozen: Unacceptable
Thursday, January 5, 2017 03:42:12 AM