herpes zoster An acute infectious disease caused by the varicella zoster virus (VZV), characterized by inflammation of the sensory ganglia. Severe neuralgic pain and lesions, or vesicular eruptions on the skin (presented as patches of red spots), occur along the affected nerve. Herpes zoster generally affects or occurs on only one side and is self-limited. It is the reactivation of latent varicella zoster virus in individuals who have previously had chicken pox and were rendered partially immune. shingles is the more common name for herpes zoster.
het In the gay subculture, a pejorative term for heterosexual.
heterologous challenge Injection of a vaccinated animal with a viral strain similar to the one used to make the vaccine. See homologous challenge.
heterosexual Pertaining to a sexual orientation to persons of the opposite sex; one having such sexual orientation. The opposite of homosexual. Often referred to as "straight."
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