Bichel J
Acta Med Scand. 1975 Oct;198(4):327-8. doi: 10.1111/j.0954-6820.1975.tb19550.x.
Two patients are described who developed malignant lymphoma (lymphosarcoma) after diphenylydantoin therapy because of epilepsy. Malignant lymphoma in a few patients receiving this medication has been described earlier. The literature has been reviewed and discussed recently by Rausing and Trell (2).