| Coxsackie encephalitis | A viral encephalitis, seen mainly in infants and involving principally the gray matter of the medulla and cord, caused by Enterovirus Coxsackie B. (05 Mar 2000) |
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| postvaccinal encephalitis | A severe type of encephalomyelitis that can follow the rabies vaccination. Synonym: postvaccinal encephalitis. (05 Mar 2000) |
| Powassan encephalitis | <neurology, paediatrics> An acute disease of children varying clinically from undifferentiated febrile illness to encephalitis. It is caused by the Powassan virus, a member of the Flaviviridae family, and transmitted by ixodid ticks; most frequently seen in Canada. (05 Mar 2000) |
| herpes encephalitis | The most common acute encephalitis, caused by HSV-1; affects persons of any age; preferentially involves the inferomedial portions of the temporal lobe and the orbital portions of the frontal lobes; pathologically, severe haemorrhagic necrosis is present along with, in the acute stages, intranuclear eosinophilic inclusion bodies in the neurons and glial cells. Synonym: acute inclusion body encephalitis, herpes encephalitis. (05 Mar 2000) |
| herpes simplex encephalitis | The most common acute encephalitis, caused by HSV-1; affects persons of any age; preferentially involves the inferomedial portions of the temporal lobe and the orbital portions of the frontal lobes; pathologically, severe haemorrhagic necrosis is present along with, in the acute stages, intranuclear eosinophilic inclusion bodies in the neurons and glial cells. Synonym: acute inclusion body encephalitis, herpes encephalitis. (05 Mar 2000) |
| secondary encephalitis | Collective term for post-infectious, post-exanthem, and post-vaccinal encephalitides. (05 Mar 2000) |
| purulent encephalitis | Encephalitis of bacterial aetiology. Synonym: encephalitis pyogenica, purulent encephalitis, suppurative encephalitis. (05 Mar 2000) |
| hyperergic encephalitis | Encephalitis as a result of an immunologic allergic reaction of the nervous system to antigenic stimuli. (05 Mar 2000) |
| necrotizing encephalitis | Any encephalitis in which extensive brain necrosis occurs, e.g., acute necrotizing haemorrhagic encephalomyelitis. (05 Mar 2000) |
| St. Louis encephalitis virus | A group B arbovirus, in the family Flaviviridae, occurring in the U.S., Trinidad, and Panama; normally present as inapparent infection in humans, but sometimes a cause of encephalitis; the virus has been isolated from birds in Panama and from several mosquito species, especially Psorophora. (05 Mar 2000) |
| subacute inclusion body encephalitis | <neurology> Chronic progressive illness seen in children a few years after measles infection and involving demyelination of the cerebral cortex. Virus apparently persists in brain cells: usually considered a slow virus disease. (18 Nov 1997) |
| Dawson's encephalitis | <neurology> Chronic progressive illness seen in children a few years after measles infection and involving demyelination of the cerebral cortex. Virus apparently persists in brain cells: usually considered a slow virus disease. (18 Nov 1997) |
| suppurative encephalitis | Encephalitis of bacterial aetiology. Synonym: encephalitis pyogenica, purulent encephalitis, suppurative encephalitis. (05 Mar 2000) |
| swine encephalitis virus | A coronavirus, in the family Coronaviridae, that causes swine encephalitis. (05 Mar 2000) |
| Ilheus encephalitis | An encephalitis caused by the Ilheus virus (genus Flavivirus) and endemic to eastern Brazil and other parts of South and Central America; transmitted by mosquitoes. (05 Mar 2000) |