TheSARS-CoV-2isanenvelopedβ-coronavirus,circularorellipticalparticlediameter of circa 60~ 140nm, saepe pleomorphicus, manifesto differens a SARS-CoVandMERS-CoVingeneticcharacteres. onia, respiratorii defectus, acuterespiratory distresssyndromus, septicshock, multi-organicum, severacida-basemetabolismdisordo, et etiam vita minax .SARS-CoV-2hæenidentifiedasthema significat transmissionthroughrespiratoriorum (sternuum, tussis, etc.) et contactum (legendo nostril cum manu incontacta cum viro, frictiones, etc.). inedisinfectant, peraceticacidadchloroformia.