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The Canadian National
Inherited Bleeding Disorder
Genotyping Laboratory
Department of Pathology and Molecular Medicine Queen's University
LABORATORY ACTIVITY: January 1 to December 31, 2025
Hemophilia A
Referrals: 231
Affected males: 133
Carrier testing: 94
Hemophilia B
Referrals: 51
Affected males: 30
Carrier testing: 20
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von Willebrand Disease
Referrals: 117
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Rare Bleeding Disorders
Referrals: 83
​Factor V: 3
Factor VII: 29
Factor X: 6
Factor XI: 31
Factor XII: 0
Factor XIII: 2
Factor V/VIII: 2
​Fibrinogen: 6
ADAMTS13: 4
GPIba: 0
Protein S: 0
Protein C: 0
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