Abstract: | A case is reported of an 80 year old woman with old sarcoidosis and acquired factor VIIIc inhibitor undergoing orthopaedic surgery. This was successfully carried out after she had been given a total of 48,420 units of factor VIII concentrate: there were no haemorrhagic complications. The main pathological states in which acquired factor VIIIc inhibitor may be found are related: principal treatments available nowadays are discussed: immunosuppressors, human factor VIII, animal factor VIII, prothrombin complex concentrate, plasma exchange. |