摘要

<正>Objective To analyze the clinical manifestation,laboratory examination,treatment and prognosis of congenital factor Ⅺ( F Ⅺ) deficiency.Methods The clinical data of 80 patients with congenital FⅪ deficiency in our hospital from September 2006 to October 2020 weres analyzed retrospectively.Results Among the 80 patients,there were 33 males( 41.3%) and 47 females( 58.8%),with a median age of 32( 2-66) years.