Coronavirus disease 2019
COVID-19 is a contagious disease caused by the coronavirus SARS-CoV-2. In January 2020, the disease spread worldwide, resulting in the COVID-19 pandemic.
The symptoms of COVID‑19 can vary but often include fever,[7] fatigue, cough, breathing difficulties, loss of smell, and loss of taste.[8][9][10] Symptoms may begin one to fourteen days after exposure to the virus. At least a third of people who are infected do not develop noticeable symptoms.[11][12] Of those who develop symptoms noticeable enough to be classified as patients, most (81%) develop mild to moderate symptoms (up to mild pneumonia), while 14% develop severe symptoms (dyspnea, hypoxia, or more than 50% lung involvement on imaging), and 5% develop critical symptoms (respiratory failure, shock, or multiorgan dysfunction).[13] Wong tuwa duwe risiko sing luwih dhuwur ngembangake gejala abot. Sawetara komplikasi sing nyebabake pati. Sawetara wong terus ngalami macem-macem efek (Long Chevid) sajrone pirang-pirang wulan utawa pirang-pirang taun sawise infeksi, lan ngrusak organ organ wis diamati.[14] Sinau macem-macem taun ing efek jangka panjang isih ditindakake.[15]
Transmisi Kovev-19 dumadi nalika partikel infèksius ditembak utawa kontak karo mripat, irung, utawa cangkeme. Resiko paling dhuwur nalika wong cedhak, Nanging partikel cilik udhara sing ngemot virus bisa tetep dilereni ing udhara lan lelungan luwih dawa, utamane ing jero ruangan. Transmisi uga bisa kedadeyan nalika wong ndemek mripate, irung, utawa tutuk sawise ndemek permukaan utawa obyek sing wis kontaminasi dening virus. Wong tetep nular nganti 20 Dina lan bisa nyebar virus kasebut sanajan ora ngalami gejala.[16]
Cara tes kanggo Kovevid-19 kanggo ndeteksi asam nuklir virus kalebu reaksi chain reaksi reverse nyata-wektu (Rt-pcr),[17][18] Amplifikasi mediasi transkripsi,[17][18][19] lan Reverse Reverse amplifikasi Isothermal Reverse (RT-lampu)[17][18] saka swab nasopharyngeal.[20]
Saperangan COVID-19 Vaksin wis disetujoni lan disebar ing macem-macem negara, Akeh sing miwiti kampanye vaksinasi massa. Langkah-langkah pencegahan liyane kalebu distancing fisik utawa sosial, quarantining, ventilasi ruang njero ruangan, nggunakake topeng pasuryan utawa panutup ing umum, nutupi batuk lan sneezes, ngumbah tangan, lan supaya tangan ora adoh saka pasuryan. Dene obatan wis dikembangake kanggo nyandhet virus kasebut, Perawatan utami isih gejala, managing the disease through supportive care, isolation, and experimental measures.