1、Untreated pneumonic plague has a very high case-fatality ratio.
2、Antibiotic treatment of bubonic plague is usually effective, but pneumonic plague is difficult to be treated and even with antibiotic therapy death often occurs.
3、People should avoid having direct contact with infective tissues, or from being exposed to patients with pneumonic plague.
4、Primary pneumonic plague results from inhalation of aerosolized infective droplets and can be transmitted from human to human without involvement of fleas or animals.
5、A second man has died of pneumonic plague in a remote part of north - western China where thousands of people have been quarantined.
6、However, the low case fatality ratio is unusual for pneumonic plague which suggests that the number of suspected cases may be an overestimation.
