Four More Deaths From Canadian Mystery Virus, but Outbreak Wanes

The cause of the illness remains unclear. Scientists carried out autopsies Monday on the first four of those who died, and were analyzing lung tissue samples today in the hope of identifying the virus, whose symptoms are cough, fever and malaise.
Officials have already ruled out influenza, avian flu, and severe acute respiratory syndrome (SARS), and a range of other common viruses.
Explain to patients that outbreaks of respiratory illness in nursing homes and long-term care facilities are common.
Emphasize that proper hand-washing and other hygiene measures substantially reduce the risk of spreading such an illness.