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Herpes is the name given to a chronic, lifelong infection by the herpes
virus, Herpes simplex.
Although there are seven different types of herpes virus, it is when
infection is caused by either Herpes simplex-1 (HSV-1) or
Herpes simplex-2 (HSV-2) that the disease is considered sexually
transmitted.
Other strains of herpesvirus are responsible for Chicken pox (herpesvirus:
varicella zoster virus, VZV), shingles (reactivation of dormant varicella
zoster virus, VZV), Epstein-Barr virus, cytomegalovirus, human herpesvirus
6 and humanherpes virus 7.
It is estimated that 40 million people currently have genital herpes
and that 500,000 new, symptomatic, cases occur each year with
even more asymptomatic cases which go undetected.
You can get and spread herpes through oral, anal and vaginal sex. Be
aware that many genital herpes infections are spread by people with
no noticeable symptoms.
You can also get the herpes virus from kissing, touching, and caressing
of infected areas.
Genital herpes is usually the result of infection by the Herpes simplex-2
(HSV-2) strain of the herpes virus group and is sometimes known as
Herpes genitalis.
Genital herpes may also result from infection by Herpes simplex-1
(HSV-1), the strain of the herpes virus which is normally responsible
for causing cold sores.
Sometimes the diagnosis can be made by physical examination when blistering
is present. For testing, the doctor will collect a small amount of fluid
from the sores and send it to a lab to see if the herpes virus is present.
Genital herpes symptoms may vary depending on the individual. Many people
who do contract herpes will remain asymptomatic; that is to say, they
will initially experience no symptoms and show no signs of the disease
even though they are infected. Others will only develop very mild, barely
noticeable, symptoms and may not associate them with genital herpes.
They may, however, develop the disease at a later stage if they develop
an illness which places a strain on the immune system or encounter emotional
or physical stress.
For those who do develop genital herpes symptoms, the symptoms usually
appear between 4 and 7 days after infection. The most obvious and telltale
symptom is the appearance of small clusters of painful, fluid-filled
blisters at the site of infection. This can occur over a period of a
few hours to a few days and is preceded by an uncomfortable, tingling,
prickly sensation at the site of the blister eruption.
The blisters then break open and will ooze fluid for several days before
forming a crust-layer and eventually healing.
Other symptoms of genital herpes may be less obvious until the formation
of the characteristic herpes blister but these include:
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swollen lymph glands
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pain in the groin area or inner thighs
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burning or tingling
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itching
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localized tenderness
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muscle aches
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headache
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fever
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pain and difficulty in urinating (particularly
in women)
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vaginal discharge
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urethral discharge in men
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The symptoms of genital herpes may or may not recur. On average, symptoms
occur approximately 5 times a year.
Genital herpes can develop anywhere on the
body. Common areas of infection and development of blistering occur
on, or in, the:
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penis
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vagina
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anus
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buttocks
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thighs
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mouth
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fingers
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Herpes cannot be cured since the virus remains permanently in the body,
retreating deep into the nerve cells after each episode and remaining
dormant until the next flare up.
Treatment for herpes, which helps minimize the duration and severity
of an outbreak and reduces the possibility of the virus multiplying
and infecting other areas of the body, typically involves antiviral
agents such as acyclovir (Zovirax ®), famiciclovir (Famvir
®) and valacyclovir (Valtrex ®).
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Additional complications of herpes may arise
if an infected person suffers immune suppression, for example, from
chemotherapy; or HIV.
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Infection with herpes also increases the
risk of contracting HIV.
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Pregnant women with herpes must
seek medical advice.
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Transmission to the fetus in the womb can
be fatal to the fetus or cause it permanent neurological damage.
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Additionally, babies can also be infected
at birth as they pass through the birth canal or vulva.
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Herpes may also spread to the eye (ocular
herpes).
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Herpes can also invade the central nervous
system, including the brain, leading to herpes simplex encephalitis,
a serious and sometimes fatal inflammation of the brain.
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