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Updated: Jul 11, 2026

Measurement of Factor V Activity in Human Plasma Using a Microplate Coagulation Assay
Published on: September 9, 2012
Successful treatment with rituximab in a patient with an acquired factor V inhibitor
Agnes Lebrun1, Catherine Leroy-Matheron, Jean-Benoit Arlet
1Department of Internal Medicine, Henri Mondor University Hospital, Assistance Publique-Hôpitaux de Paris, Créteil, France.
Rituximab has already been successfully used to treat immune-mediated bleeding disorders such as acquired factor VIII inhibitor. We report here a case of severe acquired factor V (FV) inhibitor deficiency due to FV inhibitor which has been dramatically improved after rituximab.
Rituximab has already been successfully used to treat immune-mediated bleeding disorders such as acquired factor VIII inhibitor. We report here a case of severe acquired factor V (FV) inhibitor deficiency due to FV inhibitor which has been dramatically improved after rituximab.
