Wright-Giemsa Stain
Expected Turnaround Time
2 days
Stated turn-around-times (TATs) are for clinical use only and subject to change based on biopharma protocol requirements. Final TATs will be specified in the biopharma study contract.
Stated turn-around-times (TATs) are for clinical use only and subject to change based on biopharma protocol requirements. Final TATs will be specified in the biopharma study contract.
Clinical Information
Wright-Giemsa special stain is used to examine blood smears and bone marrow biopsies, highlighting different blood cell types based on their cytoplasmic and nuclear characteristics. This stain is used for identifying abnormalities in blood cells including leukemia and anemia as well as parasitic infections such as malaria.
Specimen Requirements
Specimen Requirements
- Fresh Bone Marrow Aspirate: 4 mL (0.5 mL), EDTA or NaHep
- Bone Marrow Aspirate Smear (pre-prepared): 4-6 slides (min 1 slide), Methanol fixed required
- Fresh Peripheral Blood: 4 mL (0.5 mL), EDTA or NaHep
- Peripheral Blood Smear (pre-prepared): 4-6 slides (min 1 slide), Methanol fixed required
Specimen Stability
- Fresh Bone Marrow Aspirate and Peripheral Blood: 24 Hours
- Bone Marrow Aspirate and Peripheral Blood Smear (pre-prepared, methanol fixed): Indefinite
Storage Requirements
15°C to 25°C
Shipping Conditions
Ambient
Shipping Recommendations
AMBIENT, Use a refrigerated (NOT FROZEN) gel pack in the shipment to protect from extreme temperatures. Separate gel pack from specimen.
Test Details
Test Method
Anatomic Pathology
Methodology Category
Anatomic Pathology
Regulatory Status
IVD, CE-marked
Special Considerations
Fresh peripheral blood or bone marrow: All attempts will be made to create a smear with aspirate samples >24 hours. Samples analyzed for MDS cannot be accurately assessed past 24 hours.