Crossmatch Testing Services - Winnipeg, MB
Test Catalogue
Available Crossmatch Tests
Crossmatch Requisitions and Forms
TEST | SAMPLE REQUIREMENTS |
|---|---|
ABO Group /Rh Typing and Antibody Screen (Type and Screen) | Request for Pre-transfusion Testing (PDF) Request for Blood Components (PDF) |
Crossmatch | Request for Pre-transfusion Testing (PDF) Request for Blood Components (PDF) |
| Direct Antiglobulin Test (DAT) | Request for Pre-transfusion Testing (PDF) Request for Blood Components (PDF) |
| Transfusion Reaction Investigation | Transfusion Reaction Investigation (PDF) |
| Cold Agglutinin Titre | Request for Miscellaneous Testing Requisition (PDF) |
Isohemagglutinin Titre | Request for Miscellaneous Testing Requisition (PDF) |
Critical Values
Diagnostic Services will provide a verbal report to the requesting facility or physician in the following cases:
- Positive DAT on a transfusion reaction investigation.
- ABO discrepancy of current sample versus previous record.
- Provision of red cell units that are incompatible but have been approved for issue.
- Unmatched units have been issued and patient was found to have a positive antibody screen upon completion of testing.
- Unmatched units have been issued and are later found to be incompatible upon completion of testing.
- Positive bacterial culture.
- Positive hemoglobin S result obtained post transfusion on IVT and exchange red cell units.
Requesting Test Results
Pre-transfusion/Reference Laboratory patient test results are available by contacting the laboratory at 204-789-1085.
Monday to Friday: 24/7
Weekends: 24/7
Statutory holidays: 24/7