Varicella-Zoster Virus (VZV) FAQ
What is Varicella-Zoster Virus (VZV)?
It is a virus that causes both chickenpox and shingles.
What are the symptoms of Varicella-Zoster Virus?
It can cause itchy rashes, flu-like symptoms, and in the case of shingles, severe nerve pain.
Who is at risk of Varicella-Zoster Virus?
It can affect people of all ages but is especially problematic for older adults and those with weakened immune systems.
How is Varicella-Zoster Virus transmitted?
It is highly contagious and spreads through direct contact or through the air from an infected individual's coughing or sneezing.
Can Varicella-Zoster Virus be prevented?
Vaccination can reduce the risk of contracting Varicella-Zoster Virus.
What is the treatment for Varicella-Zoster Virus?
Antiviral medications can help alleviate the symptoms and shorten the duration of the illness.
What is the difference between chickenpox and shingles?
Chickenpox is the initial infection by the Varicella-Zoster Virus, while shingles is the reactivation of the virus in those who have previously had chickenpox.
Is there a cure for Varicella-Zoster Virus?
There is no cure, but antiviral medications can help manage the symptoms.
Can Varicella-Zoster Virus cause complications?
Yes, especially in older adults or individuals with weakened immune systems, it can lead to serious complications such as pneumonia or encephalitis.
What should be done if someone is exposed to Varicella-Zoster Virus?
Seek medical advice, especially if the person is not immune or at high risk of severe illness.
Can shingles be contagious?
Shingles can only be spread through direct contact with the rash. It can cause chickenpox in someone who has not previously had chickenpox or received the chickenpox vaccine.
Is it safe to be near someone with chickenpox or shingles?
Those who are immune or vaccinated against chickenpox are at low risk. However, individuals with weakened immune systems or who are pregnant should avoid close contact.
Can stress trigger a shingles outbreak?
Yes, high levels of stress can weaken the immune system and trigger the reactivation of the Varicella-Zoster Virus.
Are there any long-term effects of Varicella-Zoster Virus infection?
In some cases, particularly with shingles, postherpetic neuralgia (chronic nerve pain) can persist after the rash has healed.
Is the Varicella-Zoster Vaccine recommended for everyone?
It is recommended for most individuals, especially those who have not had chickenpox, shingles, or the vaccination previously, and for older adults to reduce the risk of shingles.
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Information provided by Dr. Tekeste Etay Teka. Reviewed by Dr. Mohamed El Khouly