A proven case of congenital toxoplasmosis.

Congenital toxoplasmosis has been recognized with increasing frequency since it was first described by Wolf, Cowen, and Paige in 1939, and has now been reported from many parts of the world. The first description of a case in this country was given by Jacoby and Sagorin in 1948. Since then a number of others have been reported (Farquhar and Turner, 1949; Wilson and Smith, 1949; Ridley, 1949; Nutt, 1949; Hutchison, 1949; Cathie and Dudgeon, 1949; Wyllie, Fisher, and Cathie, 1950; Farquhar, 1950; Riley and Arneil, 1950; Campbell and Clifton, 1950; Sutton, 1951 ; Hart, Paulley, Rivers, and Westlake, 1951 ; Valentine, 1952). Surveys of the incidence of subclinical infection by serological methods have also been published (Macdonald, 1950; Fisher, 1951). The cases so far described in Britain have been diagnosed on clinical and serological grounds, and in 1950 Garnham wrote: