Thesars-cov-2isanenvelopedβ-coronavirus, cirkularorellipticalparticlediameterofabout60 ~ 140nm, ofte pleomorphic, åbenlyst differentisk fra c-covandmers-covingeneticcharacteristics.themainclinicalmanifestationsIncludeDeever, dødsstoffer CanRapidLyDevelopintoseverepneumonia, RespiratoryFailure, AcuterSpiratoryDistresssyndrome, Septicshock, Multi-Organfailure, SreateAcid-BasemetabolismDisorder, Andevenlife-truende .SARS-COV-2HASBEENIDENTIFICERIFICESTAMEMAMEANSOFTRANSMISSIONTHROUGHRESPiratoryDroplets (nysen, hoste osv.) Andcontact (PickingNoStril andbyfatsolublesolventsuchasethylether, 75%ethanol, chlorinedisinfektive, peraceticacidandchloroform.