important considerations for the obstetrician concerning hereditary antithrombin iii deficiency are discussed , including : 1 ) the need to therapeutically anticoagulate these patients postpartum , 2 ) the need to consider prophylactic anticoagulation throughout pregnancy especially in patients with a history of thrombosis , 3 ) the practical aspects of assaying antithrombin iii in plasma rather than serum , 4 ) the normally low antithrombin iii levels in normal newborns , and 5 ) the need to provide prepregnancy counseling , including information about the autosomal dominant inheritance of hereditary antithrombin iii deficiency .
C0032105
plasma
C0229671
serum