Where does the varicella virus come from?
Varicella zoster virus (VZV) is the causative agent of chickenpox and shingles.
The geographic distribution of VZV clades was taken as evidence that VZV migrated out of Africa with human populations.
We show that extant VZV strains most likely originated in Europe and not in Africa..
What happens if chickenpox is left untreated?
Serious complications from chickenpox include: Bacterial infections of the skin and soft tissues in children, including Group A streptococcal infections. Infection of the lungs (pneumonia) Infection or inflammation of the brain (encephalitis, cerebellar ataxia)
Can you get chickenpox twice?
Can you have chickenpox twice? In most cases, you can only get chickenpox once. This is called life-long immunity. But in rare cases, a person might get it again, especially if they were very young when they had it the first time.
Is chickenpox a virus or bacteria?
Chickenpox is a highly contagious disease caused by the varicella-zoster virus (VZV). It can cause an itchy, blister-like rash. The rash appears first on the chest, back, and face, and then spreads over the entire body.
What type of virus is varicella?
Chickenpox is a highly contagious illness caused by the varicella-zoster virus (VZV), a type of herpes virus. It is often a mild illness, characterized by an itchy rash on the face, scalp and trunk with pink spots and tiny fluid-filled blisters that dry and become scabs four to five days later.