We shall report a case of typhoid fever which occurred in an infant less than 1 month of age. The case is of interest not only because of the age and the extremely mild and atypical clinical course, but also because it afforded an opportunity for making certain observations on the agglutinin-producing power of the blood of a very young infant.
REPORT OF CASE
Family History.—The patient's mother, aged 19 years, was delivered of a normal infant (the patient) on Nov. 2, 1928. Five days after childbirth she developed fever which persisted until November 23, when she was admitted to the hospital. During this time she complained of abdominal pain, cough, anorexia and general malaise. When she was first seen, the presence of abdominal tenderness with muscular rigidity and tenderness of both fornices of the uterus on vaginal examination led to an impression of puerperal infection with peritonitis. However,