encephalitis lethargica

(redirected from von Economo, Constantin)
Also found in: Dictionary, Thesaurus, Medical.

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.