Congenitally

adv. [f. prec. + -LY².] In a congenital way; from birth.

1862.  Darwin, Fertil. Orchids, i. 9. Pollinia furnished … with a caudicle, congenitally attached to a viscid disc.

1884.  A. J. Ellis, in Athenæum, 12 Jan., 55/2. If … the parents are not congenitally deaf the offspring is in no danger.