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HelpTest Code ABORH ABO Group and Rh Type
Specimen Requirements
Submit only one of the following
Preferred
Specimen Type: Whole Blood
Container/Tube: EDTA Lavender Top
Volume: 3.0 mL
Minimum Volume: 3.0 mL Whole Blood
Acceptable
Specimen Type: Whole Blood
Container/Tube: EDTA Pink Top
Volume: 6.0 mL
Minimum Volume: 6.0 mL Whole Blood
Specimen Stability
| Specimen Type | Whole Blood |
|---|---|
| Ambient | Freshly drawn samples (preferred) |
| Refrigerate | 14 days |
| Frozen | Not applicable |
Specimen Condition
| Gross Haemolysis | Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Insufficient specimen - Reject |
Methodology
Immune Agglutination
Days and Times Performed
Monday through Sunday
Routine, TAT 2hours to 3 days
STAT, TAT 1 hour
Exact TAT may vary depending on situation such as ABO discrepancies, antibodies detected.
Testing Laboratory
National University Hospital
Transfusion Services, 67722305
Useful For
Determine ABO and Rh(D) blood group
Service Code
2012001
Update
Last updated 16/06/2025
Laboratory Code
LAB895
LOINC Code Information
LAB895
Alias
Blood Group