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HelpTest Code RET Retic Count
Additional Codes
LAB296
Collection Method
Venous collection
Container
Purple (EDTA)
Specimen Type
Preferred- EDTA Whole Blood
Acceptable- EDTA Whole Blood
Minimum Volume
1ml
Specimen Stability
| Ambient | 24 hours |
| Refrigerated (4°C to 8°C) | 48 Hours |
| Frozen(-70°C to 0°C) | N/A |
Reference or Target Ranges
| TEST (Units) | AGE | NORMAL VALUES | SEX |
| Reticulotcytes (M/uL) | MALE | FEMALE | |
| 0D-3D |
2.2-4.8 |
2.1-3.7 |
|
| 3D-1MO |
0.4-2.7 |
0.4-2.0 |
|
| 1MO-2MO |
0.9-3.8 |
1.5-3.2 |
|
| 2MO-6MO |
0.9-3.1 |
1.1-2.9 |
|
| 6MO-2YR |
0.8-2.0 |
0.9-2.0 |
|
| 2YR-6YR |
0.8-2.0 |
0.8-2.1 |
|
| 6YR-12YR |
0.7-2.2 |
0.8-2.8 |
|
| 12YR-18YR |
0.8-2.2 |
0.8-2.2 |
|
| >18YR |
0.5-1.5 |
0.5-1.5 |
|
| IRF% (Immature Retic Fraction) | ALL AGES | MALE | FEMALE |
| 1.5-13.7 | 1.1-15.9 |
Reportable Units
% and M/UL
Critical Value
Not defined for this assay
Reasons for Rejection
| Hemolysis Threshold | N/A |
| Icterus Threshold | N/A |
| Lipemia Threshold | N/A |
| Other | Clotted; QNS, Contaminated; improperly labeled |
Performance Information
| Days and Time Performed | 24/7 |
| Expected Turn Around Time |
Stat: Within 1 hour of arrival to lab Routine: Within 4 hours of arrival to lab |
| Stat Availabilty | Yes |
| Stat Availabilty | Within 1 hour of arrival to lab |
| Performing Bench | CPH Hematology |
| Methodology/Method Description | Sysmex |
CPT Codes
85046
Last review/edit date
2025