Clinical practice guidelines for the diagnosis, treatment, and prevention of hospital-acquired infections.

Revised edition, December 7, 2020. For physicians and public health personnel: Clinical practice guidelines for the diagnosis, treatment, and prevention of hospital-acquired infections in cases of Coronavirus Disease 2019 (COVID-19).

1. Patients with any of the following respiratory symptoms: a history of fever (temperature of 37.5°C or higher) accompanied by cough, runny nose, sore throat, loss of smell, loss of taste, rapid breathing, shortness of breath, or difficulty breathing; and/or a history of any of the following within the 14 days prior to the onset of illness:
   
   1. Have you had a history of traveling to, from, or residing in a country or area where an disease has occurred within the past month?
   2. Contact with a confirmed COVID-19 patient.
   3. Have you been to a crowded place or location where people congregate, such as a market, shopping mall, medical facility, or public transportation, where a suspected or confirmed case of COVID-19 has been found in the past month?
   4. Working in a quarantine facility.
2. A patient with pneumonia suspected to be COVID-19 by the attending physician.
3. Medical and public health personnel in hospitals, clinics, health centers, laboratories, pharmacies, disease investigation units, or quarantine facilities who present with any of the following respiratory symptoms: cough, runny nose, sore throat, loss of smell, loss of taste, rapid breathing, shortness of breath, or difficulty breathing, and/or a history of fever or a temperature of 37.5°C or higher, which the attending physician suspects to be COVID-19.
4. A cluster of five or more respiratory infections is found in the same location within the same week, with epidemiological links (e.g., in a school, within the same classroom).