POSTVACCINAL MYELITIS

Abstract
The acute inflammatory lesions of the nervous system reported as occasionally following vaccination against smallpox usually have presented the clinical symptoms of encephalitis or poliencephalitis. In cases with paramount spinal cord involvement, even when the lesions accompany smallpox itself, the sensory impairment has been negligible or transient. As a contrast to this generally accepted picture the following case is presented on account of the unique clinical observations, namely, complete spinal anesthesia persisting up to the level of the ninth dorsal segment with accompanying paralysis. REPORT OF CASE History. —A white boy, aged 6 years, was vaccinated in the outpatient department of Providence Hospital according to accepted routine methods on Sept. 9, 1930. Mulford's vaccine was used, the time limit for its use being dated October, 1930. Three scarifications were made close together and about one-eighth inch (0.3 cm.) in length on the outer aspect of the middle third of the

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