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Smallpox was an infectious disease caused by variola virus (often called smallpox virus), which belongs to the genus Orthopoxvirus. [7] [11] The last naturally occurring case was diagnosed in October 1977, and the World Health Organization (WHO) certified the global eradication of the disease in 1980, [10] making smallpox the only human disease to have been eradicated to date.
Chickenpox. Chickenpox, also known as varicella ( / ˌvɛrəˈsɛlə / VER-ə-SEL-ə ), is a highly contagious, vaccine-preventable disease caused by the initial infection with 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 ...
Molluscum contagiosum virus ( MCV) is a species of DNA poxvirus that causes the human skin infection molluscum contagiosum. [ 1] Molluscum contagiosum affects about 200,000 people a year, about 1% of all diagnosed skin diseases. Diagnosis is based on the size and shape of the skin lesions and can be confirmed with a biopsy, as the virus cannot ...
Monkeypox pictures show the typical rash and how to identify symptoms. Three monkeypox cases in the US are under investigation as the outbreak grows in Europe.
Molluscum contagiosum ( MC ), sometimes called water warts, is a viral infection of the skin that results in small raised pink lesions with a dimple in the center. [ 1] They may become itchy or sore, and occur singularly or in groups. [ 1] Any area of the skin may be affected, with abdomen, legs, arms, neck, genital area, and face being the ...
Mpox ( / ˈɛmpɒks /, EM-poks; formerly known as monkeypox) [ 6] is an infectious viral disease that can occur in humans and other animals. [ 1] Symptoms include a rash that forms blisters and then crusts over, fever, and swollen lymph nodes. [ 1] The illness is usually mild, and most of infected individuals recover within a few weeks without ...
The history of smallpox extends into pre-history. [ 1] Genetic evidence suggests that the smallpox virus emerged 3,000 to 4,000 years ago. [ 2] Prior to that, similar ancestral viruses circulated, but possibly only in other mammals, and possibly with different symptoms. Only a few written reports dating from about 500 AD to 1000 AD are ...
Also called varicella, this highly contagious disease mostly strikes children. Photos of chicken pox Child with varicella zoster virus and the skin condition chicken pox (Petko Ninov / Getty ...