What is Omicron?

The word Omicron comes from Greek and refers to the15th letter o (or o) in the Greek alphabet and the15th star in the constellation in astronomy. If we analyze the literal root of Omicron, O+micron means "little letter O" and can be abbreviated as "little O".

2021165438+1On October 26th, the World Health Organization issued a notice to the whole world based on the sample analysis results of a student collective infection incident discovered in South Africa, and identified this COVID-19 mutant strain named B.1.529 as the highest level.

Omicron's communication skills

On the afternoon of February 19, 2022, the joint prevention and control mechanism of the State Council held a press conference. At the meeting, Guo Yanhong, inspector of National Health Commission Medical Administration and Hospital Authority, introduced that through the epidemiological analysis of the existing cases, the average intergenerational interval of Omicron infected cases was 3 days, which was further shortened compared with about 4 days of Delta mutant. The spread ability of Omicron mutant was about 2 times that of Delta mutant, and its spread ability was stronger.

The symptoms of Omicron infection are atypical, and the transmission process is more subtle. The types of cases are mainly mild and common, the symptoms are relatively mild, and the imaging changes of patients are atypical.

Reference to the above content: Baidu Encyclopedia -Omicron