Reactivation of SARS-CoV-2 infection following recovery from COVID-19

Introduction: Many individuals test positive for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RNA after recovering from the coronavirus disease (COVID-19), but the incidence of reactivation is unknown. We, therefore, estimated the incidence of reactivation among individuals who had r...

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Main Authors: Zhihai Chen, Wen Xie, Ziruo Ge, Yajie Wang, Hong Zhao, Jingjing Wang, Yanli Xu, Wei Zhang, Meihua Song, Shuping Cui, Xiankun Wang, Calvin Q. Pan
Format: Article
Language:English
Published: Elsevier 2021-05-01
Series:Journal of Infection and Public Health
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1876034121000320
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author Zhihai Chen
Wen Xie
Ziruo Ge
Yajie Wang
Hong Zhao
Jingjing Wang
Yanli Xu
Wei Zhang
Meihua Song
Shuping Cui
Xiankun Wang
Calvin Q. Pan
author_facet Zhihai Chen
Wen Xie
Ziruo Ge
Yajie Wang
Hong Zhao
Jingjing Wang
Yanli Xu
Wei Zhang
Meihua Song
Shuping Cui
Xiankun Wang
Calvin Q. Pan
author_sort Zhihai Chen
collection DOAJ
description Introduction: Many individuals test positive for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RNA after recovering from the coronavirus disease (COVID-19), but the incidence of reactivation is unknown. We, therefore, estimated the incidence of reactivation among individuals who had recovered from COVID-19 and determined its predictors. Methods: In this retrospective cohort study, patients with COVID-19 were followed up for at least 14 days after two consecutive negative SARS-CoV-2 polymerase chain reaction test results obtained ≥24 h apart, and the frequency of SARS-CoV-2 reactivation was assessed. Results: Of the 109 patients, 29 (27%) experienced reactivation, and seven (24%) of these were symptomatic. The mean period for the real-time PCR tests for SARS-CoV-2 from negative to positive results was 17 days. Compared with patients without reactivation, those with reactivation were significantly younger and more likely to have a lymphocyte count of <1500/μL (odds ratio [OR]: 0.34, 95% confidence interval [CI]: 0.12–0.94) and two or fewer symptoms (OR: 0.20, 95% CI: 0.07–0.55) during the initial episode. Conclusion: Risk-stratified surveillance should be conducted among patients who have recovered from COVID-19.
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spelling doaj.art-cd5c40a74aee477e9318eb5999a033ba2022-12-21T21:33:52ZengElsevierJournal of Infection and Public Health1876-03412021-05-01145620627Reactivation of SARS-CoV-2 infection following recovery from COVID-19Zhihai Chen0Wen Xie1Ziruo Ge2Yajie Wang3Hong Zhao4Jingjing Wang5Yanli Xu6Wei Zhang7Meihua Song8Shuping Cui9Xiankun Wang10Calvin Q. Pan11Center of Infectious Diseases, Beijing Ditan Hospital, Capital Medical University, Beijing, PR ChinaCenter of Liver Diseases, Beijing Ditan Hospital, Capital Medical University, No. 8, Jingshun East Street, Chaoyang District, Beijing 100015, PR ChinaCenter of Infectious Diseases, Beijing Ditan Hospital, Capital Medical University, Beijing, PR China; Graduate School of Capital Medical University, Beijing, PR ChinaDepartment of Clinical Laboratory, Beijing Ditan Hospital, Capital Medical University, Beijing, PR ChinaCenter of Liver Diseases, Beijing Ditan Hospital, Capital Medical University, No. 8, Jingshun East Street, Chaoyang District, Beijing 100015, PR ChinaCenter of Liver Diseases, Beijing Ditan Hospital, Capital Medical University, No. 8, Jingshun East Street, Chaoyang District, Beijing 100015, PR ChinaCenter of Infectious Diseases, Beijing Ditan Hospital, Capital Medical University, Beijing, PR ChinaCenter of Infectious Diseases, Beijing Ditan Hospital, Capital Medical University, Beijing, PR ChinaCenter of Infectious Diseases, Beijing Ditan Hospital, Capital Medical University, Beijing, PR ChinaCenter of Infectious Diseases, Beijing Ditan Hospital, Capital Medical University, Beijing, PR China; Peking University Ditan Teaching Hospital, Peking University, Beijing, ChinaCenter of Infectious Diseases, Beijing Ditan Hospital, Capital Medical University, Beijing, PR China; Graduate School of Capital Medical University, Beijing, PR ChinaCenter of Liver Diseases, Beijing Ditan Hospital, Capital Medical University, No. 8, Jingshun East Street, Chaoyang District, Beijing 100015, PR China; Corresponding author.Introduction: Many individuals test positive for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RNA after recovering from the coronavirus disease (COVID-19), but the incidence of reactivation is unknown. We, therefore, estimated the incidence of reactivation among individuals who had recovered from COVID-19 and determined its predictors. Methods: In this retrospective cohort study, patients with COVID-19 were followed up for at least 14 days after two consecutive negative SARS-CoV-2 polymerase chain reaction test results obtained ≥24 h apart, and the frequency of SARS-CoV-2 reactivation was assessed. Results: Of the 109 patients, 29 (27%) experienced reactivation, and seven (24%) of these were symptomatic. The mean period for the real-time PCR tests for SARS-CoV-2 from negative to positive results was 17 days. Compared with patients without reactivation, those with reactivation were significantly younger and more likely to have a lymphocyte count of <1500/μL (odds ratio [OR]: 0.34, 95% confidence interval [CI]: 0.12–0.94) and two or fewer symptoms (OR: 0.20, 95% CI: 0.07–0.55) during the initial episode. Conclusion: Risk-stratified surveillance should be conducted among patients who have recovered from COVID-19.http://www.sciencedirect.com/science/article/pii/S1876034121000320Coronavirus reactivationCOVID-19 relapsePersistent coronavirus infectionReal-Time reverse transcription-polymerase chain reactionRecurrent SARS-CoV-2 infection
spellingShingle Zhihai Chen
Wen Xie
Ziruo Ge
Yajie Wang
Hong Zhao
Jingjing Wang
Yanli Xu
Wei Zhang
Meihua Song
Shuping Cui
Xiankun Wang
Calvin Q. Pan
Reactivation of SARS-CoV-2 infection following recovery from COVID-19
Journal of Infection and Public Health
Coronavirus reactivation
COVID-19 relapse
Persistent coronavirus infection
Real-Time reverse transcription-polymerase chain reaction
Recurrent SARS-CoV-2 infection
title Reactivation of SARS-CoV-2 infection following recovery from COVID-19
title_full Reactivation of SARS-CoV-2 infection following recovery from COVID-19
title_fullStr Reactivation of SARS-CoV-2 infection following recovery from COVID-19
title_full_unstemmed Reactivation of SARS-CoV-2 infection following recovery from COVID-19
title_short Reactivation of SARS-CoV-2 infection following recovery from COVID-19
title_sort reactivation of sars cov 2 infection following recovery from covid 19
topic Coronavirus reactivation
COVID-19 relapse
Persistent coronavirus infection
Real-Time reverse transcription-polymerase chain reaction
Recurrent SARS-CoV-2 infection
url http://www.sciencedirect.com/science/article/pii/S1876034121000320
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