coronavirus disease 2019

Article

October 18, 2021

Coronavirus disease 2019 (COVID-19) is an infectious disease caused by Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2). The disease was first identified in December 2019 in Wuhan. The capital city of Hubei Province, China, and has spread all over the world since then. This has resulted in the COVID-19 pandemic. Common symptoms include fever, coughing and difficulty breathing. Other symptoms may include fatigue. Myalgia, diarrhea, sore throat, olfactory and taste buds Although most of the patients had mild symptoms. But some have worsened into acute respiratory distress syndrome (ARDS), which is likely a trigger for cytokine storms. multiple organ failure Shock, septic shock, and blood clots. The typical time from exposure to onset of symptoms is 5 days, but can range from 2-14 days. The virus is spread between individuals during periods of close contact. It is often passed through small droplets of phlegm produced by coughing, sneezing or talking, although these droplets are produced when exhaled. But it usually falls to the ground or gets stuck on the surface. not infecting from a distance A person may become infected by touching a contaminated surface and touching their eyes. their nose or mouth The virus can survive on surfaces for up to 72 hours. The virus is most contagious during the first three days after onset of symptoms. However, the virus may be transmitted before symptoms appear and later in the disease. The standard diagnostic method is real-time reverse polymerase chain reaction (rRT-PCR) from a nasal pharyngeal sweep. Chest computed tomography may be useful in diagnosing a person with a high suspicion of infection.

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