Viral encephalitis in travellers

Viral encephalitis in travellers.

Viral infections are the commonest cause of encephalitis, and the purpose of this article is to inform UK clinicians of the presentation, diagnosis and management of viral encephalitis in travellers returning to the UK. The classical presentation is as a triad of fever, headache and altered mental state. There may be other findings either on examination or on imaging which, together with a trav...

Viral encephalitis.

While systemic viral infections are exceptionally common, symptomatic viral infections of the brain parenchyma itself are very rare, but a serious neurologic condition. It is estimated that viral encephalitis occurs at a rate of 1.4 cases per 100.000 inhabitants. Geography is a major determinant of encephalitis caused by vector-borne pathogens. A diagnosis of viral encephalitis could be a chall...

Japanese encephalitis vaccine: is it being sufficiently used in travellers?

Viral encephalitis in the ICU.

Viral encephalitis causes an altered level of consciousness, which may be associated with fever, seizures, focal deficits, CSF pleocytosis, and abnormal neuroimaging. Potential pathogens include HSV, VZV, enterovirus, and in some regions, arboviruses. Autoimmune (eg, anti-NMDA receptor) and paraneoplastic encephalitis are responsible for some cases where no pathogen is identified. Indications f...

Acute Viral Encephalitis

Encephalitis means inflammation of the brain. Acute encephalitis associated with viral infections includes two distinct clinical-pathological diseases. The form referred to simply as acute viral encephalitis is direct infection of neural cells with perivascular inflammation, neuronal destruction, neuronophagia, and tissue necrosis, and this pathology is centered primarily in the gray matter. Th...