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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, 2023
Hemophilia A
Referrals: 225
Affected males: 101
Carrier testing: 123
Hemophilia B
Referrals: 43
Affected males: 17
Carrier testing: 26
von Willebrand Disease
Referrals: 119
Rare Bleeding Disorders
Referrals: 35
Factor V: 1
Factor VII: 15
Factor X: 2
Factor XI: 11
Factor XII: 0
Factor XIII: 4
Factor V/VIII: 0
Fibrinogen: 1
ADAMTS13: 2
GPIba: 0
Protein S: 0
Protein C: 0
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