Reticulocyte Cellular Hemoglobin
| Label Mnemonic: | RETHE |
| Epic code: | LAB1145 |
| Order form: | Laboratory Requisition |
| Supply order: | Supply Order Form |
| Billing: | Billing Policies |
| CPT code: | 85046 |
Specimen(s):
Whole Blood
Collection Medium:
|
| Lavender top tube 3 mL (EDTA) |
Minimum:
Full draw; 3.0 mL lavender top; (or fingerstick-purple top microtainer®)
Testing Schedule:
24 hrs/day, 7 days a week, including holidays.
Turn Around Time:
1 hour (upon receipt in laboratory)
Reference Range:
30-40 pg
Comments:
Refer to BD Microtainer® Tubes
product sheet
for detailed sample collection instructions.
Test Limitations:
Blood: <24 hours old if stored at room temperature
<72 hours old if refrigerated
Methodology:
Reticulocytes are stained with a polymethine dye, oxazine 750 and cells analyzed for cell size and hemoglobin. Light absorption is proportional to the DNA/RNA content.
Sample Processing:
Lavender tube is sent as whole blood, no processing necessary.
Sample Storage:
Refrigerate, 2-8°C.
Transport Instructions:
Place labeled specimen into zip-lock type biohazard bag; seal bag.
Place requisition into outside pocket of bag.
Transport in cooler with refrigerated coolant packs.
Place requisition into outside pocket of bag.
Transport in cooler with refrigerated coolant packs.
See also:
Reticulocyte Count (Automated), Whole Blood
Reticulocyte Count (Automated), Whole Blood