Determination of Antithrombin III by Different Methods

-144-SUMMARY AND CONCLUSIONtithrombin Ill, a plasma protein which inactivatetivated clotting enzyme, except factor Vlla, isto be the main physiological inhibi tor of bloodtion, and both inheri ted and acquired AT-Illncy are associated with an increased risk ofembolism.e present study aimed at studing and comparingent methods of e s t i.rn a t i o n of anti thrombin III tothe most sui table method or combination of methodserent clinical situations.ghty subjects were included in this study, theyvided into three groups:roupControl group, included twentysubjects (10 males, and 10 females).so that they were free from any blood,apparentlyThey werevascular,or obstetric disorders and not under any medica-hat may affect the haemostatic mechanisms. Inthe ten normal females were non pregnant anded oral contraceptives before.roups: (Pregnant group)prised 30 normal pregnant females in the threers of pregnancy (10 females in each trimester.