| > | Fever 38°or more | (100%) | (not so frequent in elderly or immuno compromised patients) |
| > | Chills, rigor or both | (73%) | |
| > | Muscle pain | (61%) | |
| > | Cough | (57%) | |
| > | Headache | (56%) | |
| > | Dizziness | (43%) | |
| > | Sputum | (30%) | |
| > | Sore throat | (23%) | |
| > | Running nose | (23%) | |
| > | Nausea/vomiting | (20%) | |
| > | Diarrhoea | (20%) | *some outbreaks like Amoy Gardens had a much higher incidence of diarrhoea which may be related to the route of infection. |
Chest x-ray in early stages show patchy infiltration "ground glass" appearance which may progress rapidly to diffuse whitening of the lung fields.
Serial x-rays will be done to assess the progress of the disease.
CT scan may show abnormalities in a patient with negative chest x-ray findings but with clinical symptoms of SARS. It is not recommended for initial investigation.