MeSH definition : An absence or reduced level of blood coagulation factor XII. It normally occurs in
the absence of patient or family history of hemorrhagic disorders and is marked by
prolonged clotting time.;
An absence or reduced level of blood coagulation factor XII. It normally occurs in
the absence of patient or family history of hemorrhagic disorders and is marked by
prolonged clotting time.
http://www.orpha.net/consor/cgi-bin/OC_Exp.php?Lng=FR&Expert=330 false true false France scientific and technical information factor XII deficiency