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HelpTest Code UHB Unstable Haemoglobin Screen
Laboratory Code
LAB3040147
Specimen Requirements
Specimen Type: Whole Blood
Container/Tube: Lavender Top (EDTA)
Volume: 3.0 mL
Minimum Volume: 1.5 mL
Collection Instructions: Send whole blood specimen to laboratory immediately.
Specimen Stability
| Specimen Type | Whole Blood |
|---|---|
| Ambient | 8 hours (preferred) |
| Refrigerate | 24 hours |
| Frozen | Not available |
Methodology
Heat Stability Test
Days and Times Performed
Monday through Sunday, office hours, TAT 3 days
Specimen Condition
| Haemolysis | Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Reference Interval
Negative
Testing Laboratory
National University Hospital
Haematology, 67725354
Useful For
Detection of unstable haemoglobin in unexplained haemolytic anaemia.
Request should preferably be discussed with Haematologist
Service Code
12314
LOINC Code Information
4639-1
Update
Last updated 20/03/2025