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University of Iowa Diagnostic Laboratories (UIDL) Test Directory 319-384-7212 (local) 1-866-844-2522 (toll free) |
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| Reticulocyte Cellular Hemoglobin | |
| Order Code: RETHE
Order Form: Laboratory Requisition |
Specimen: |
Whole Blood |
Collection Medium: |
|
Minimum: |
Full draw; any size lavender top tube |
Testing Schedule: |
24 hrs/day, 7 days a week, including holidays. |
Analytic Time: |
2 hours (upon receipt in laboratory) |
Reference Range: |
30-40 pg |
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: |
Transport in original container. |
Sample Storage: |
Refrigerate. |
Transport Instructions: |
Place specimen into zip-lock type bag, seal bag. Place requisition into outside pocket of bag. Place coolant packs into styrofoam container. |
Instructions: |
EDTA Whole Blood |
CPT Code: |
85046 |
See also: Reticulocyte Count (Automated), Whole Blood |
Updated: 08/29/2008