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HelpTest Code THALS Thalassemia Screen
Specimen Requirements
Submit only one of the following specimens
Preferred
Specimen Type: Whole blood
Container/Tube: Lavender top (EDTA)
Volume: 5.0mL
Minimum Volume: 3.0mL
Collection Instructions: Send whole blood specimen to the laboratory immediately.
Acceptable
Specimen Type: Cord blood
Container/Tube: Lavender top (EDTA)
Volume: 5.0mL
Minimum Volume: 3.0mL
Collection Instructions: Send whole blood specimen to the laboratory immediately.
Reference Interval
Clinical interpretive report will be provided.
Days and Times Performed
Monday through Friday, Office hours, TAT 5 – 21 working days (for identification of abnormal variants)
Methodology
Electrophoresis, CE, Brilliant Cresyl Blue Stain
Service Code
12017
Update
Last updated 01/07/2024
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 | 8 hours |
| Refrigerate | 1 day |
| Frozen | NA |
Testing Laboratory
National University Hospital
Haematology, 67725354
Useful For
Investigation of thalassaemia and other haemoglobinopathies.
Profile Information
- Full Blood Count
- Hb H Inclusion Bodies
- Haemoglobin Electrophoresis
- Haemoglobin A2 and F
Reflex Tests
| Test Code | Reporting Name |
|---|---|
| 0012117 | Hemoglobin S (Sickling Test) |
Alias
Thalassemia
Haemoglobinopathy
Hemoglobin S
Special Instructions and Forms
Please complete the form Thalassemia/Hemoglobinopathy Patient Information and send it with the specimen.