Crossmatch Testing Services - Winnipeg, MB

Canadian Blood Services provides pre transfusion testing, compatibility testing, and red cell and platelet components for facilities in Winnipeg, rural Manitoba and some facilities in north western Ontario that do not perform these tests.

Test Catalogue

Locate a test
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) 
(Electronic Fillable Form)

Request for Blood Components (PDF) 
(Electronic Fillable Form)

Crossmatch

Request for Pre-transfusion Testing (PDF) 
(Electronic Fillable Form)

Request for Blood Components (PDF) 
(Electronic Fillable Form)

Direct Antiglobulin Test (DAT)

Request for Pre-transfusion Testing (PDF) 
(Electronic Fillable Form)

Request for Blood Components (PDF) 
(Electronic Fillable Form)

Transfusion Reaction Investigation 

Transfusion Reaction Investigation (PDF) 
(Electronic Fillable Form)

Cold Agglutinin Titre

Request for Miscellaneous Testing Requisition (PDF) 
(Electronic Fillable Form)

Isohemagglutinin Titre

Request for Miscellaneous Testing Requisition (PDF) 
(Electronic Fillable Form)

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