A COVID-19 case report from asymptomatic contact:implication for contact isolation and incubation management  

作　　者：Chang-Qiang Zhu Shi-Ding Gao Yan Xu Xiao-Hong Yang Fu-Qiang Ye Le-Le Ai Rui-Chen Lv Bin Zhang Yin Li Heng Lv Yun-Sheng Liu Chun-Meng Shi Chun-Hui Wang Wei-Long Tan 

机构地区：[1]Centre for Diseases Prevention and Control of Eastern Theater,Nanjing 210002,China [2]不详

出　　处：《Infectious Diseases of Poverty》2020年第3期128-128,共1页贫困所致传染病（英文）

基　　金：This study was funded by the Chongqing Research Program of Technology Innovation and Application Development on 2019 Novel CoronavirusInfected Pneumonia(CSTC2020jscx-fyzx0009);National Postdoctoral Special Aid(2016 T91011).

摘　　要：Background:As of 2 March,2020,at least 80151 coronavirus disease 2019(COVID-19)cases were reported in China.Most of the patients had a history of visiting Hubei Province or contacting with people who had ever stayed in or passed by Hubei Province or were exposed to symptoms.Some patients got infected through only asymptomatic contact.This study aimed to report the epidemic features and lab identification of a patient confirmed with COVID-19 infection through only asymptomatic contact.Case presentation:A 44-year-old man,who lived in Nanchang,Jiangxi Province,China until 6 March 2020,suffered from cough on 27 January 2020.Fever symptoms appeared on 28 January,with a maximum temperature of 38.8℃,accompanied by cough,sore throat,headache,fatigue,muscle ache,joint ache,and other symptoms.The symptoms continued until he was hospitalized on 30 January.Coronavirus conventional polymerase chain reaction assay was positive for the throat swab sample.The patient,along with his wife and son,drove from Nanchang to back to Honghu City,Hubei Province,on 23 January 2020.After staying with his parents and brother’s family for 3 days,the patient drove back to Nanchang and arrived on 25 January.On the way back home,they stopped by Tongshan service area,Hubei Province,without any close contact with other people.After arriving home in Nanchang City,Jiangxi Province,none of them left their residence.In addition,his parents stayed at home for 20 days with his younger brother’s family before they got back.His younger brother and one of his brother’s children visited Wuhan on 5 January and came home on 6 January 2020.Conclusions:This report suggested that,in the early phase of COVID-19 pneumonia,routine screening could miss patients who were virus carriers.Highlighting travel history is of paramount importance for the early detection and isolation of severe acute respiratory syndrome coronavirus 2 cases.

关 键 词：COVID-19 CORONAVIRUS INFECTION Particular contacting 

分 类 号：R563.1[医药卫生—呼吸系统] R18[医药卫生—内科学]