COVID-19: An overview and a clinical update  

作　　者：Arunkumar Krishnan James P Hamilton Saleh A Alqahtani Tinsay A Woreta 

机构地区：[1]Division of Gastroenterology and Hepatology,Johns Hopkins School of Medicine,Baltimore,MD 21287,United States [2]Liver Transplant Center,King Faisal Specialist Hospital&Research Center,Riyadh 12713,Saudi Arabia

出　　处：《World Journal of Clinical Cases》2021年第1期8-23,共16页世界临床病例杂志

摘　　要：The outbreak of coronavirus disease-2019(COVID-19,previously known as 2019 nCoV)caused by severe acute respiratory syndrome coronavirus 2(SARS-CoV-2)infection in Wuhan City,China,has spread rapidly around the world.Most patients from the first cluster had an epidemiological connection to the Wuhan's Huanan Seafood Wholesale Market.Available evidence has shown that SARSCoV-2 can be easily transmitted from person to person through close contact and respiratory droplets,posing a substantial challenge to public health.At present,the research on SARS-CoV-2 is still in the primary stages.However,dexamethasone and remdesivir are appeared to be promising medical therapies.Still,there is no definite specific treatment,and the mainstay of treatment is still focused on supportive therapies.Currently,over 150 vaccines are under investigation.It is necessary to understand the nature of the virus and its clinical characteristics in order to find effectively manage the disease.The knowledge about this virus is rapidly evolving,and clinicians must update themselves regularly.The present review comprehensively summarizes the epidemiology,pathogenesis,clinical characteristics,and management of COVID-19 based on the current evidence.

关 键 词：CORONAVIRUSES COVID-19 SARS-CoV-2 EPIDEMIOLOGY SYMPTOMS Laboratory Imaging Treatment Vaccines PREVENTION 

分 类 号：R563.1[医药卫生—呼吸系统]