The incubation period is 1 ~ 16 days, usually 3 ~ 5 days. Acute onset, strong infectivity, fever as the first symptom, chills, body temperature often exceeding 38℃, irregular fever or flabby fever, missed diagnosis of fever, etc. , and the thermal range is mostly 1 ~ 2 weeks; Accompanied by headache, muscle aches, general weakness and diarrhea. 3 ~ 7 days after onset, dry cough, less sputum, occasional bloodshot sputum, and no obvious lung signs.

10 ~ 14 days. Symptoms of infection and poisoning such as fever and fatigue are aggravated, and frequent cough, shortness of breath and dyspnea occur. A little exercise, asthma and palpitations will force you to stay in bed. This period is prone to secondary respiratory infection.

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It is believed that the disease first broke out in Shunde, Guangdong Province in 2002 at 165438+ 10/6. ? The first patient who reported the case was Huang Xingchu, who was found sick in Heyuan City on June 5, 2002+February 6+May. On June 5438+1October 10, 2003, Huang Xingchu recovered and was discharged from hospital, and was later confirmed as the first reported case of atypical pneumonia in China.

From the end of June, 5438 to February, 2002, there was a rumor of a fatal strange disease in Guangdong, and it was even said that a large number of patients died in some hospitals because of this strange disease. Because it is said that boiling vinegar and drinking Radix Isatidis can prevent strange diseases, there is a wave of buying rice vinegar and Radix Isatidis in the market.

Baidu Encyclopedia-Severe Acute Respiratory Syndrome