Laboratory Services
Reticulocyte Count
Print this pageUpdated Test Information:
| Test Description |
Reticulocyte Count
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| Synonym(s) |
Retic |
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| Test ID |
RETIC
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| Performing Lab |
Incyte Diagnostics |
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| General Information |
Evaluate erythropoietic activity which is increased in acute and chronic hemorrhage, and hemolytic anemias; evaluate erythropoietic response to antianemic therapy |
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| Specimen Type |
Whole Blood |
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| Specimen Requirements |
Lavender |
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| Specimen Collection / Processing Instructions |
Lavender - Invert tube 8 to 10 times immediately after collection |
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| Minimum Sample Volume |
0.5 mL of Whole Blood |
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| Pediatric Min. Volume (if applicable) |
500 μL for pediatric microtainer capillary tubes; fill tube to capacity. |
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| Additional Processing Details |
Specimen is stable at Room Temperature 1 day Specimen is stable Refrigerated 2 days |
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| Stability |
Room Temperature: 1 day |
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| Unacceptable Specimen Conditions |
Hemolysis; clotted specimen; specimen drawn in any anticoagulant other than EDTA; specimen diluted or contaminated with IV fluid; tube not filled with minimum volume; improper labeling; transfer tubes with whole blood; specimen received with plasma removed. |
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| Limitations |
Caution should be exercised with recently transfused patients (reticulocytes may decrease on a dilutional basis due to transfusion). |
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| Methodology |
Automated/Manual |
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| Estimated TAT |
0-2 days |
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| Testing Schedule |
Monday-Saturday, & STAT |
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| CPT Code(s) |
85046 |
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| Reference Range |
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| Reflex Conditions |
None |
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| LOINC Code(s) |
17849-1 |
