[Nervous system diseases in workers of a large metallurgic plant]

Epidemiological investigations were carried out in an industrial plant in a population of about 16 000 people. The overall morbidity was 1 241.8 cases of nervous system diseases per 100 000 of population and the annual prevalence of neurological diseases was 473.7 per 100 000. The most frequent disease was sciatic pain, followed in order of frequency by epilepsy, vasomotor headaches, subjective symptoms after craniocerebral trauma, Parkinson's disease, clinically evident cerebral atherosclerosis and disseminated sclerosis. No significant effect of the type of occupation on the development of nervous system diseases was observed.