Abstract:A family with inherited factor VII deficiency is described. The propositus is a 9-year-old girl with chronic haemorrhagic history of epistaxis and bleeding after tooth extractions. Her factor VII coagulant activity was less than 3 % using rabbit thromboplastin. She had a factor VII antigen level of 50%. Both parents were heterozygous for factor VII deficiency. The father had procoagulant factor VII (VII-C) of 44% and factor VII antigen (VII-Ag) of 74%, and the mother had 54% of factor VII-C and 85% of VII-Ag. … Show more
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