[Coincidence of lethal B-streptococcal disease of newborn with acute puerperal polyarthritis of mother due to infectious allergy (author's transl)].

Reported in this paper is a lethal B-streptococcal disease of a newborns which grew manifest as meningitis. It had been caused by Type Ic B-streptococci. The same pathogen was isolated from the mother's vaginal secretion. The mother fell sick with acute allergico-infectious polyarthritis, ten days after birth. This coincidence between infection of the newborn and the mother's puerperal disease is discussed.