Familial means relating to families in general, or typical of a family. Gerard also took on wider familial responsibilities. connected with a family or typical of a family = family
relating to or having the characteristics of a family; "children of the same familial background"; "familial aggregation
relating to or having the characteristics of a family; "children of the same familial background"; "familial aggregation"
Cases occurring in families associated with mutations in the PrP gene or cases with definite or probable CJD in a first degree relative (10-15% of cases)