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Reticulocyte Hemoglobin, RET-He
MessagePerformed in Hematology
Test Code
RETHE
Alias/See Also
RETICULOCYTE HEMOGLOBIN Equivalent
Preferred Specimen
3.0 mL Lavendar EDTA whole blood
Minimum Volume
1.0 mL
Microtainer 0.5 mL
Microtainer 0.5 mL
Instructions
Gently invert tube 8-10 times immediately after drawing to prevent clotting
Setup Schedule
Daily
Report Available
Less than 4 hours
Reference Range
| UNITS OF MEASURE | pg | |||
| AGE RANGE | MALE | FEMALE | ||
| 0 | to | 3 | 27.5 – 35.5 | 27.5 – 35.5 |
| 3 | to | 150 Y | 30.5 - 41.0 | 30.5 - 41.0 |
Criticial Value: None
Clinical Significance
RET-He measures the amount of hemoglobin in the reticulocytes and indicates cell hemoglobinization, reflecting the quality of the newly produced reticulocytes. RET-He is the earlier measure of diminished hemoglobin production compared to the hemoglobin and hematocrit.
