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HelpTest Code RETIC Reticulocyte Profile
Specimen Requirements
Specimen Type: Whole Blood
Container/Tube: Lavender Top (EDTA)
Volume: 3mL
Minimum Volume: 1.5mL
Collection Instructions: Send whole blood specimen to laboratory immediately.
Reference Interval
Adults
| Parameters | Male/Female | Unit |
|---|---|---|
| % Reticulocytes | 0.73 - 2.14 | % |
| Absolute Reticulocytes | 33.7 - 105.9 | x 109/L |
| Ret-He | 30.3 - 36.0 | pg |
Paediatrics
| Parameters | Male/Female | Unit | ||
|---|---|---|---|---|
| 0 Day - 1 Month | 1 - 6 Months | 6 Months - 6 Years | ||
| Absolute Reticulocytes | 20.00 – 60.00 | 40.00 – 100.00 | 30.00 – 100.00 | x 109/L |
Days and Times Performed
Monday through Sunday, TAT 1 day
Methodology
Oxazine 750 Stain and RET-Search (II) Dye Flow Cytometry
Service Code
12103
Update
Last updated 01/03/2022
Unacceptable Condition
| Haemolysis | NA |
|---|---|
| Icterus | NA |
| Lipaemic | NA |
| Others | Clotted or insufficient reject |
Specimen Stability
**Preferred temperatures for storage prior to and during shipping to NUH**
| Specimen Type | Whole Blood |
|---|---|
| Ambient | 6 hours |
| Refrigerate | 1 day |
| Frozen | NA |
Testing Laboratory
National University Hospital
Haematology, 67725354
Useful For
Indication of degree of erythropoietic activity
Alias
Retic
% Reticulocytes
Absolute Reticulocytes
Profile Information
Includes the following tests:
- %Reticulocytes
- Absolute Reticulocytes
- Reticulocytes Haemoglobin Content (Ret-He)