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HelpTest Code ABORH ABO Group and Rh Type
Laboratory Code
LAB895
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 |
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.
Specimen Condition
| Gross Haemolysis | Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Insufficient specimen - Reject |
Testing Laboratory
National University Hospital
Transfusion Services, 67722305
Useful For
Determine ABO and Rh(D) blood group
Service Code
2012001
LOINC Code Information
LAB895
Alias
Blood Group
Update
Last updated 16/06/2025