Johns Hopkins Guides provide diagnosis, management, and treatment guidance for infectious diseases, diabetes, and psychiatric conditions. Explore these free sample topics:
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- Varicella zoster virus (VZV) is an enveloped double-stranded DNA virus of the α-herpesviruses.
- Primary infection (varicella) usually acquired by respiratory droplet; acquisition from reactivation zoster less common.
- Establishes lifelong latency after initial infection in sensory ganglion neurons; 98% of adult US population infected.