A deficiency or absence of FIBRINOGEN in the blood.

Synonyms: Congenital Afibrinogenemia, Congenital Afibrinogenaemia, Afibrinogenemias, Afibrinogenemias, Familial, Fibrinogen Deficiencies, Afibrinogenemia, Congenital, Afibrinogenemias, Congenital, Hypofibrinogenemia, Congenital, Congenital Afibrinogenaemias, Deficiency, Fibrinogen, Hypofibrinogenemias, Congenital, Afibrinogenaemia, Congenital, Congenital Afibrinogenemias, Afibrinogenemia, Fibrinogen Deficiency, Familial Afibrinogenemias, Congenital Hypofibrinogenemia, Afibrinogenaemias, Congenital, Congenital Hypofibrinogenemias, Familial Afibrinogenemia, Afibrinogenemia, Familial