Severe acute respiratory syndrome
Also called: SARS
A contagious and sometimes fatal respiratory illness caused by a coronavirus.
- Treatable by a medical professional
- Requires a medical diagnosis
- Lab tests or imaging always required
- Spreads in various ways
- Short-term: resolves within days to weeks
- Critical: needs emergency care
SARS appeared in 2002 in China. It spread worldwide within a few months, though it was quickly contained. SARS is a virus transmitted through droplets that enter the air when someone with the disease coughs, sneezes, or talks. No known transmission has occurred since 2004.
Extremely rare: Fewer than 1,000 US cases per year
Consult a doctor for medical advice
Sources: Mayo Clinic and others. Learn more
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