encephalitis lethargica


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encephalitis lethargica

[en‚sef·ə′līd·əs lə′thär·jə·kə]
(medicine)
Epidemic encephalitis, probably of viral etiology, characterized by lethargy, ophthalmoplegia, hyperkinesia, and at times residual neurologic disability, particularly parkinsonism with oculogyric crisis. Also known as epidemic encephalitis; sleeping sickness; von Economo's disease.
References in periodicals archive ?
Few patients had extrapyramidal and/or pyramidal sequelae due to the progression to encephalitis lethargica (8), (14) (8%) and acute necrotizing encephalopathy (8%), (16), (21) or following severe encephalopathy (4%).
Sebastian said: "It altered his physical and mental state for the rest of his life and led to the encephalitis lethargica which he had probably contracted in China as a baby.
Encephalitis lethargica: lessons for contemporary neuropsychiatry.
The doctors had diagnosed encephalitis lethargica, popularly but inaccurately called ``sleeping illness'', the terrible condition which spread through North America and Europe with the Spanish influenza pandemic which killed 50 million people after World War One .
A child prodigy from Birmingham, who could play piano without being taught, Philip was struck down by the rare encephalitis lethargica epidemic when he was 11.