Covid-19 timeline - early development
Category: Other
Updated: 29 Mar 2020
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I try to add more events whenever I feel like to.
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Created byChenchen Zhang
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Events
Dec 27, Dr Zhang Jixian notices something unusual with 4 patients' CT scan
and reports this to health authoritiesDec 30, Wuhan Health Commission circulates an internal notice on a new pneumonia with unknown causesDec 1, date of illness onset of earliest known case according to an article in The LancetDec 31, Wuhan Health Commission informs the public about 27 cases of a new pneumonia with unknown causes.
It says "no clear evidence of human-to-human transmission".Dec 31, WHO is informed of a new pneumonia with unknown causesJan 1, Huanan Seafood Market is closedDec 30, Dr Li Wenliang warns his colleagues about a SARS-like new disease in a private WeChat group
after seeing a testing report from a Beijing-based lab "CapitalBio"Dec 31, an expert team from the National Health Commission is sent to WuhanJan 1, Wuhan Public Security Bureau (Police Department) announces 8 people
have been punished for spreading rumour about the the new pneumoniaJan 3, Wuhan health authority reports 44 cases in total
and 'no clear evidence of human-to-human transmission'Jan 5, Wuhan Health Authority reports 59 cumulative cases of pneumonia with unknown causes
"no clear of evidence of human-to-human transmission"Dec 24, a doctor at Wuhan Central Hospital sends a sample from a patient
with penumonia to a Guangzhou-based gene sequencing companyDec 27, a Guangzhou based company, BGI, obtains genetic sequencing data
of the new coronavirus with High-throughput sequencing technologyJan 3, Shanghai Public Health Centre receives a sample from Wuhan CDCJan 5, Shanghai Public Health Clinical Centre obtains sequencing data of the new virus
and reports it to local and national health authoritiesJan 6, Wuhan Two Sessions openJan 15, Thailand reports the first case outside ChinaJan 6, Chinese CDC internally activates Level 2 emergency responseJan 9, Chinese authorities officially announce the identification of a novel coronavirus
as the pathogen of the new diseaseJan 11, a top expert, Dr Wang Guangfa of Peking University Hospital
says the new infectious disease is 'preventable and controllable'Jan 14, a patient of Dr Xia Sisi was diagnosed with covid-19 according to a state media report on 23 Feb.
Yet no new cases reported by Wuhan authorities between 6-17 JanJan 3, Dr Li Wenliang signs a "Letter of Reprimand" at a local police station for 'spreading rumors'Jan 2, Dr Ai Fen of Wuhan Central Hospital is reprimanded by superiorsJan 10, Dr Li Wenliang begins to develop symptomsJan 11, Wuhan Health Commission reports 41 cumulative cases of pneumonia
caused by the noval coronavirus and 1 death
(the numer was 59 on Jan 5)
"No clear evidence of human-to-human transmission"
"No evidence of infection of medical workers"Jan 10, Wuhan Two Sessions endJan 11, Hubei Two Sessions beginJan 17, Hubei Two Sessions endJan 16, Wuhan Health Commission reports no new cases.
"Limited human-to-human transmission cannot be precluded"
"Low risk of sustained human-to-human transmission"Jan 18, Wuhan Health Commission reports 4 new casesJan 19, WHC reports 17 new cases; 62 cumulative casesJan 18, a residential community in Wuhan, "Baibuting", held a massive banquet with 40,000 families attendingJan 20, Zhong Nanshan states that there is clear evidence of human-to-human transmission
and infection of medical workers
He says that 14 medical workers are known to have been infectedJan 20, Xi Jinping gives "important instructions" on containing the coronavirus outbreakJan 22, Hubei activates Level 2 responses to public health emergencyJan 23, Wuhan goes on lockdownJan 23, Zhejiang, Guangdong, Hunan activate Level 1 emergency responseJan 24, Hubei activates Level 1 emergency responseJan 24, the first medical aid teams from other provinces arrive in Wuhan on the New Year's Eve
42,000 medical workers will arrive in the following monthsFeb 3, the number of new cases peaks in provinces outside HubeiJan 11, China CDC publicly shares the gene sequence of the novel coronavirusNov 17, according to SCMP, classified 'government data' seen by SCMP shows the earliest case can be traced back to Nov 17Jan 9, first reported death: a 61 year old man dies of Covid-19Jan 20, Dr Wang Guangfa tests positiveFeb 7, Dr Li Wenliang dies of covid-17Jan 3, the National Health Commission issues a document that demands labs
destroy the samples in their possession and not disclose any information to the publicJan 16, Japan reports its first caseJan 6, chest CT image of a doctor at Xinhua Hospital shows pathological changes
Hospital leadership emphasizes this must not be disclosed to the media or the publicJan 16, Dr Liang Wudong's (Xinhua Hospital) CT scan shows severe lung infection
He dies of covid-19 on Jan 25Jan 25, Dr Liang Wudong of Xinhua Hospital dies of Covid-19
He was the first medical professional victim.Dec 27, Wuhan Central Hospital sends a sample to a Beijing-based lab "CapitalBio"Dec 30, "CapitalBio" sends the testing results back to Wuhan Central Hospital: "SARS coronavirus"Dec 30, Wuhan Institute of Virology receives a sample from Jinyintan HospitalJan 2, Wuhan Institute of Virology obtains genetic sequence data of the new virusJan 5, the team from Shanghai Public Health Clinical Centre (Fudan University)
submits the viral sequence to NCBI databaseJan 20, Beijing and Shenzhen report the first cases (confirmed Jan 19) outside Wuhan within China
As of Jan 20, 244 cumulative cases are reported nationwide: 198 in Wuhan, 5 in Beijing, 14 in GuangdongPeriods
No new cases reported by Wuhan health authorities
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