Herpes Zoster (Shingles) is most common infection of the nervous system. It owes its name to that usually appears as a vesicular rash "zones" on one side of the body.
Both chickenpox and shingles are caused by same virus. The first time someone affected by herpes zoster - varicella (VZV - Varicella Zoster Virus), the infection manifests as varicella. When the virus is neutralized by the immune system does not disappear, but resorts across the nerve roots near the spinal cord or brain.
The person shows pain along the course of a nerve, usually on the trunk or face, and then bubbles appear, sometimes causing swelling and lymph nodes. Rarely, pain and blisters appear simultaneously. The lesions are grouped, strained, broken unilateral and range in depth. There is rarely a generalized attack, especially in individuals with underlying immune suppression.Patients infected with HIV have multiple and likely to get shingles.
Complications is postherpetic neuralgia, nerve paralysis, encephalitis, bladder and bowel dysfunction.
Most common complication is postherpetic neuralgia, which lasts several weeks or months after the rash goes away. The post-herpetic therapy is a syndrome characterized by chronic pain in place of herpes infection and to cope effectively, requires long-term local and systemic administration of specific medication.Rarely require invasive treatment.
Currently no effective treatment. Early administration of proper treatment is important to prevent occurrence of complications.Furthermore, good hydration of the patient is important during treatment.
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