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Chickenpox, also known as varicella (/ ˌ v ɛ r ə ˈ s ɛ l ə / VER-ə-SEL-ə), is a highly contagious disease caused by varicella zoster virus (VZV), a member of the herpesvirus family. [ 3 ] [ 7 ] [ 5 ] The disease results in a characteristic skin rash that forms small, itchy blisters , which eventually scab over. [ 1 ]
Human infectious diseases may be characterized by their case fatality rate (CFR), the proportion of people diagnosed with a disease who die from it (cf. mortality rate).It should not be confused with the infection fatality rate (IFR), the estimated proportion of people infected by a disease-causing agent, including asymptomatic and undiagnosed infections, who die from the disease.
It causes chickenpox (varicella) commonly affecting children and young adults, and shingles (herpes zoster) in adults but rarely in children. As a late complication of VZV infection, Ramsay Hunt syndrome type 2 may develop in rare cases. VZV infections are species-specific to humans. The virus can survive in external environments for a few hours.
Chicken pox can lead to the heart infection myocarditis and brain infection encephalitis, Russo says. It can even be deadly in rare cases. There are also indirect consequences of having a child ...
These common diseases can be fatal for unborn babies if you contract them during pregnancy. But take a deep breath: The odds are definitely in your favor as long as you take the right precautions.
Monkeypox and chickenpox can be confused with each other. Doctors break down how to tell monkeypox vs. chickenpox, plus what to do next. Monkeypox and chickenpox can be confused with each other ...
Chickenpox: The diagnosis of chickenpox is primarily based on the signs and symptoms, with typical early symptoms followed by a characteristic rash. Aciclovir: Yes: Alphavirus: Chikungunya: Laboratory criteria include a decreased lymphocyte count consistent with viremia.
Chicken pox. What it looks like: “Chicken pox is rare [outside of childhood], but we still see it,” Dr. Lal explains. It appears as marks that resemble “dew drops on a rose petal” or like ...