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HelpTest Code ESR Erythrocyte Sedimentation Rate
Specimen Requirements
Specimen Type: Whole Blood
Container/Tube: Lavender Top (EDTA)
Volume: 3mL
Minimum Volume: 1.0mL
Collection Instructions: Send whole blood specimen to laboratory immediately.
Reference Interval
| Age | Male | Female |
|---|---|---|
| 0 Day - 50 Years | 0 – 15 mm/hr | 0 – 20 mm/hr |
| > 50 Years | 0 – 20 mm/hr | 0 – 30 mm/hr |
Days and Times Performed
Monday through Sunday, TAT 1 day
Methodology
Centrifugation and Photomeric Detection
Service Code
12105
Update
Last updated 29/05/2024
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 | 4 hours |
| Refrigerate | 1 day |
| Frozen | NA |
Testing Laboratory
National University Hospital
Haematology, 67725354
Useful For
A measure of acute phase response. Provides an index of disease progress.
Alias
ESR
Sedimentation Rate