Table I.
Clinical manifestation of SARS-CoV-2 infection.
| Mild | Moderate | Severe | Critical |
|---|---|---|---|
| Fever | Persistent fever | Dyspnea and respiratory | Respiratory failure |
| Dry cough | Shortness of breath | frequency ≥30/min | Septic shock |
| Fatigue | Early signs of pneumonia in imaging (multiple ground glass opacities with consolidation in the peripheral zone of the lung, and/or with vascular thickening air bronchogram sign, or halo sign) | Blood oxygen saturation ≤93%, PaO2/FiO2 ratio <300 Lung infiltrates >50% of the lung field within 24-48 h |
Multiple organ dysfunction/ failure acute kidney injury Thromboembolic events (stroke, myocardial infarction) Disseminated intravascular coagulation |
| Sputum production | |||
| Sore throat | |||
| Headache | |||
| Myalgia or arthralgia | |||
| Chills | |||
| Nausea or vomiting | |||
| Nasal congestion | |||
| Diarrhea and hemoptysis | |||
| Anosmia | |||
| Ageusia |
SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.