Smallpox - Wikipedia 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 t
About Smallpox | Smallpox | CDC Smallpox has been eradicated, with no cases occurring since 1977 The disease caused rashes and could spread through coughing and sneezing Smallpox no longer occurs naturally, but it is possible that variola virus could be used in a biological attack
Smallpox: Causes, Symptoms, Treatment Prevention Smallpox was a serious illness caused by the variola virus that killed hundreds of millions of people Smallpox was eradicated worldwide by 1980
Smallpox - World Health Organization (WHO) Smallpox is an acute contagious disease caused by the variola virus, a member of the orthopoxvirus family It was one of the most devastating diseases known to humanity and caused millions of deaths before it was eradicated
Variola Virus | Office of Research Safety | The George Washington . . . Variola Virus (Smallpox Virus) is a highly contagious, brick-shaped orthopoxvirus that primarily spreads through respiratory droplets and direct contact It causes severe rash and systemic illness with high mortality rates
Smallpox - Infectious Disease - Merck Manual Professional Edition Smallpox (variola) causes diffusely distributed vesiculopustular lesions Lesions are usually denser on the face and extremities than on the trunk Unlike chickenpox, smallpox lesions are all at a similar stage of development on a given body part and are deeply embedded
Smallpox | Definition, History, Vaccine, Facts | Britannica Smallpox is caused by infection with variola major, a virus of the family Poxviridae A less-virulent form of smallpox, called alastrim, is caused by a closely related virus known as variola minor There are no natural animal carriers nor natural propagation of variola outside the human body
Smallpox - Symptoms and causes - Mayo Clinic The variola virus causes smallpox These are ways the virus spreads: From person to person You can catch smallpox by being around someone who has it People who are infected spread the virus when they cough, sneeze or talk
Smallpox - MedlinePlus Smallpox is an infectious disease caused by the Variola virus It is contagious and has killed thousands Find a list of symptoms related to smallpox
Smallpox: Vaccine, Causes, Symptoms, Treatment Pictures Smallpox (also called variola) is the only disease that has been completely wiped out throughout the world Learn about symptoms, vaccination, treatment, and transmission