TheSARS-CoV-2isanenvelopedβ-coronavirus, circularorellipticalparticlediameterofabout60 ~ 140nm, akenshipleomorphic, biragaragara ko itandukanyeSARS-CoVandMERS-CoVingeneticcharacteristics.Temainclinicalmanifestationsin cludefever, umunaniro naothersystemicsymptoms, iherekejwe na drycough, dyspnea, nibindi, ibyo bikaba byanrapidlydevelopintoseverepneumonia, guhumeka neza, acuterespiratorydistresssyndrome, septicshock, organ-organifilure, Seve reacid-basemetabolismdisorder, hamwe nubuzima bwugarije ubuzima.SARS-CoV-2hasbeenidentifiedasthemainmeansoftransmissionthroughrespiratorydroplets (guswera, gukorora, nibindi.) hamwe na kontakt (gutoranostril hamwe na handincontactwit hthevirus, rubbingeyes, nibindi.) .SARS-CoV-2issensitivetoultravioletrayandheat, andcanbeinactivatedat6 56