COVID 19 was first recognized after a cluster of pneumonia outbreak was reported in late December 2019 from Wuhan city, China.  The disease was named severe acute respiratory syndrome coronavirus 2” (SARS-CoV2) and the World Health Organization announced COVID-19 as  a pandemic.  Patients who test positive for COVID 19 have symptoms that include fever , chills, dry cough, sputum production, fatigue, lethargy, arthralgias, myalgias , headache, dyspnea, nausea, vomiting, anorexia and diarrhea.  Some carriers may be asymptomatic, whereas others can experience acute respiratory distress syndrome and death. The severity of the disease seems to vary with age, disproportionately affecting those of advanced age and those with pre-existing chronic medical conditions. The case fatality  has been estimated to range between 0.25% and 3.0%.

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