A chronic disease triggered by acute COVID-19 infection that is characterized by persistent symptoms following the acute phase of the SARS-CoV-2 infection, which may include fatigue, coughing, dyspnea, clouding of mentation, sleep disturbances, exercise intolerance and autonomic symptoms including tachycardia upon mild exercise or standing, night sweats, temperature dysregulation, gastroparesis, constipation or loose stools, and peripheral vasoconstriction. The disease is long COVID-19 (MONDO_0100233). Also known as: PASC, long haul COVID-19, long-haul COVID-19, post-acute sequelae of COVID-19, post-acute sequelae of SARS-CoV-2 infection, sequelae of COVID-19.