coronavirus, called SARS-associated coronavirus (SARS-CoV). It is considered the first emerging epidemic of the 21st century. SARS was first reported in Asia in February 2003 and spread to more than two dozen countries in North America, South America, Europe, and Asia before it was contained.Severe Acute Respiratory Syndrome (SARS) is a viral respiratory illness caused by a
SARS is spread by close person-to-person contact. The virus that causes SARS is thought to be transmitted most readily by respiratory droplets. In general, SARS symptoms include high fever, headache, an overall feeling of discomfort, and body aches. Some people also have mild respiratory symptoms at the outset.
About 10 percent to 20 percent of patients have diarrhea. After 2 to 7 days, SARS patients may develop a dry cough. Most patients develop pneumonia.