Skip directly to search Skip directly to A to Z list Skip directly to navigation Skip directly to site content Skip directly to page options
CDC Home

First Hours: Pneumonic Plague


Pneumonic plague is a life-threatening infection of the lungs. It occurs when someone breathes in Yersinia pestis particles. Pneumonic plague is contagious, and an outbreak would be difficult to contain. It can be deadly if not treated quickly, preferably within 24 hours of the appearance of symptoms.

For plague, the resources are the following:

For more about plague, see the CDC Plague Web Site .


Ready: Prepare. Plan. Stay Informed.

Contact Us:
  • Page last reviewed: May 14, 2007
  • Page last updated: March 1, 2013 The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC-INFO