Home
HelpTest Code WARF Warfarin Genotyping
Specimen Requirements
Specimen Type: Whole Blood
Container/Tube: Lavender Top (EDTA)
Minimum Volume: Blood, 3.0 mL
Collection Instructions: Send the completed and signed copy TTSH MDL Request Form together with the specimen
Specimen Stability
| Specimen Type | Blood |
|---|---|
| Ambient | 8 hours |
| Refrigerate | 4 days |
| Frozen | Not available |
Days and Times Performed
Monday through Friday, TAT 2 - 8 days
Specimen Condition
| Haemolysis | OK |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Reference Interval
An interpretive report will be provided.
Referring / Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Testing Laboratory
Molecular Diagnostic Laboratory
Tan Tock Seng Hospital
11 Jalan Tock Seng
Singapore 308433
Tel: 63578464
Service Code
37198
Update
Last updated 13/12/2024