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Dengue Virus and Dengue

Dengue Clinical Case Management E-learning

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Immunity

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Infection with any of the four DENV can result in asymptomatic infection to severe, potentially life-threatening disease. Humans can be infected with a DENV four times over their lifetime, and they can have more than one episode of dengue from these infections. After an infection with a DENV, the patient will have

• Lifelong type-specific immunity. A person infected with DENV-1 cannot become ill as a result of DENV-1 infection again.
• Short-term cross-immunity against other DENV types for about 2 to 6 months.

Select to learn more about immune response.

Structure of dengue virus

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