INFECTION PREVENTION: Viral skin infections: Herpes zoster and herpes simplex

$3.95 		LPN2009
December 2008 
Volume 4  Number 6
Pages 9 - 11
 
  PDF Version Available!

ABSTRACT
HERPES ZOSTER AND herpes simplex are two common viral skin infections. Herpes zoster, also called shingles, is caused by the varicella-zoster virus, a herpes virus that also causes chickenpox. The disease is characterized by a painful eruption of small vesicles, or blisters, along the distribution area of the sensory nerves.

After a case of chickenpox runs its course, the varicella-zoster viruses responsible for the outbreak lie dormant inside nerve cells near the brain and spinal cord. Later, when declining cellular immunity allows reactivation of these latent viruses, they travel by the peripheral nerves to the skin, where the viruses multiply and create a red rash of small, fluid-filled blisters.

Herpes zoster usually affects adults over age 40, and the frequency of infection is increased among patients with weakened immune systems and cancers, ...

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