ABO and Rh Type - Provincial
Discipline
Overview
Description
-
A pre-transfusion test to determine the specific ABO group and Rh type of the patient.
Alias
- ABO and Rh.
- ABO Rh.
- Group and Type.
- Blood Group
Specimen Information
Specimen types accepted
- Whole blood
Specimen collection container
- EDTA (lavender top).
- Microtainer EDTA (lavender top) for neonatal collections only.
Required volume
- Optimal volume: 8 mL - (2 x 4 mL tubes)
- Minimum volume: 4 mL
- Pediatric volume: 1 mL
- Capillary volume: 0.5 mL
Submitting the minimum volume makes it impossible to repeat the test or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection.
Transport and stability
- Store at 2-8ºC
- Must be tested within 14 days of collection.
Rejection criteria
Testing Information
Relevant clinical history
- Recent transfusion history (within the last 3 months).
- Prior hematopoietic progenitor stem cell transplant.
Performance
Methodology
- Gel testing, tube testing or solid phase testing
Days/times performed
- Complex sites (RUH and RGH): testing available 24 hours/7 days a week.
- Advanced sites: testing available; hours variable.
- Basic sites: testing available; hours variable.
- Current State Blood Drop Map
Maximum laboratory time
- Routine:
- Within 24 hours of receipt in Transfusion Medicine.
- Urgent:
- Within 4 hours of receipt in Transfusion Medicine.
- STAT:
- Within 1 hour of receipt in Transfusion Medicine.
Specimen retention time
- 5 weeks
Other information
Forms Required |
Note: Saskatoon has NOT yet implemented the Transfusion Service Identification Number (TSIN) banding system in patients who require pre-transfusion testing, and as a result, any requests for a ‘TSIN’ on SaskBlood requisitions for specimens referred in to Saskatoon for testing may be left blank. |
Last Updated: June 12, 2024