WebSmallpox Causes. The variola virus causes it. There are two forms of the virus. The more dangerous form, variola major, led to smallpox disease that killed about 30% of people … WebSmallpox is an acute contagious disease caused by the variola virus. It gets its name from the Latin word for "spotted," referring to the raised, pustular bumps that break out over the face...

Poxvirus CDC

Web1 day ago · Variola major is the virus that causes smallpox. Symptoms of smallpox include fever and the characteristic skin rash of pox, and it has a 30% mortality rate. The mortality rate of smallpox for pregnant females was very high, up to 70% for those unvaccinated. Ocular variola and resulting blindness was common in smallpox patients in Asia. WebRecent Examples on the Web The variola virus that causes the deadly pox had been known to liquidate entire communities, towns, and cities since antiquity, stalking along trade … robert royer obituary

Vaccinia - Wikipedia

WebThe precise origin of vaccinia virus is unknown due to the lack of record-keeping, as the virus was repeatedly cultivated and passaged in research laboratories for many decades. [9] The most common notion is that … WebSigns and symptoms. Ordinary. A child showing rash due to ordinary-type smallpox (variola major) Modified. Malignant. Hemorrhagic. WebChickenpox is an infection that causes a skin rash. The disease is caused by a germ called varicella-zoster virus. (Chickenpox itself is also called varicella-zoster.) Most people will get the virus when they’re young if they haven’t had a chickenpox vaccine. A child with chickenpox can easily give the virus to other children. robert ruark dr southport nc