MCQ IN MEDICINE

Detailed explanation-1: -Smallpox is a serious and often deadly viral infection. It’s contagious-meaning it spreads from person to person-and can cause permanent scarring. Sometimes, it causes disfigurement. Smallpox has affected humans for thousands of years but was wiped out worldwide by 1980 thanks to smallpox vaccines.

Detailed explanation-2: -One of history’s deadliest diseases, smallpox is estimated to have killed more than 300 million people since 1900 alone. But a massive global vaccination campaign put an end to the disease in 1977-making it the first disease ever eradicated.

Detailed explanation-3: -Before smallpox was eradicated, it was a serious infectious disease caused by the variola virus. It was contagious-meaning, it spread from one person to another. People who had smallpox had a fever and a distinctive, progressive skin rash.