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How common is encephalitis?

Diana Meeks
Diana Meeks on behalf of Sigma Nursing
Family Practitioner

In the past, there have been epidemics of encephalitis, but now the disease occurs infrequently in the United States. Epidemics of encephalitis typically result from mosquito or tick bites and coincide with increases in infected insect populations. Mild cases of encephalitis are often undiagnosed, and therefore, unreported.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.