What is the difference between herpes zoster and varicella zoster virus?

Herpes zoster... ...Is the return of the infection caused by the varicella zoster virus. The first time this infection occurs, it is called varicella.
Same virus, but. The first time a person catches the varicella zoster virus, he gets a case of chicken pox. Most of the time, chicken pox is obvious. Occasionally, a person has such a mild case, he doesn't know he has it. After chicken pox resolves, the virus lives (hides) in the nerves near the spinal cord. When it comes out and infects the skin again, the virus is called herpes zoster, and the rash is shingles.

Related Questions

Why is the varicella-zoster virus referred to as a herpes virus?

See Below. It can be a bit confusing. The technical name for 'shingles' is herpes zoster. Herpes zoster is caused by a reactivation of the varicella zoster virus. This is the same virus that causes chickenpox. To further complicate matters, the virus is also called human herpes virus type 3. Read more...
VZV. Varicella-zoster virus (chicken pox/shingles virus) is within the broad family of herpes virus. It is not herpes 1 (cold sores) or herpes 2 (genital herpes), but another virus within the same large family. All 3 can be treated with antivirals--acyclovir, famvir, valtrex (valacyclovir). Read more...
Smith or Jones ??? Viruses have been classified over the years in many ways. Sometimes from where found, parvo from dogs, or shape=rotovirus looks like a tennis ball with spikes coming out. A better way to group them is by family, often because they act in similar ways. The herpesvirus family tend to persist in humans for life. They include subtypes like HPV, herpes simplex, varicella zoster & many more. Read more...

Does varicella zoster virus can cause abortion? And does acyclovir effects on fetus? And can a pregnant women transfer herpes to fetus?

1. Doubtful;... ...Never noted to be associated with more frequent miscarriages than baseline; 2. Category b: none noted in limited studies; 3. Yes, but this usually happens at delivery. Read more...

How does the varicella-zoster virus cause the symptoms of chickenpox?

Chickenpox. Chickenpox is a viral disease caused by varicella zoster. After a chickenpox infection the virus lives on in nerves and of it reemerges later in life it only affects that part of the body innervated by that nerve, resulting in shingles. Read more...

Lifespan of varicella zoster virus?

Lifetime. As long as you live, the virus stays with you mostly in dormant stage and occasionally flares up. Read more...

What risk does the virus varicella-zoster virus (vzv) cause to fetuses?

Serious effects. Varicella-zoster virus can cause prematurity, encephalitis, pneumonia, intrauterine growth restriction, central nervous system abnormalities, limb abnormalities, blindness, and possibly death if birth occurs during active infection. This is one reason why the VZV vaccine is contraindicated during pregnancy since it is a live vaccine. Read more...
Remote. Rarely (<2%) maternal VZV infection during pregnancy (chickenpox or herpes zoster) can cause the following severe fetal syndrome: microcephaly, neurodevelopmental delay, microphthalmia, cataracts, nystagmus, optic nerve atrophy, chorioretinitis, atrophic limbs, limd reduction defects, poor fetal growth, skin lesions, gastrointestinal stenosis/atresia. Read more...