PRO/EDR> Pertussis – North America (02): USA (MT, CA) increased incidence

Whooping Cough — Worldwide/Unknown
The Lewis and Clark City-County [Montana] Health Department announced Tuesday [22 Apr 2014] that 7 cases of pertussis, or whooping cough, have been identified in the Helena area in the past 2 weeks. Most of the confirmed cases have involved teenagers. The health department is contacting people who have been exposed to the disease in an effort to keep it from spreading.
Pertussis is a serious respiratory illness that can spread through close and prolonged person-to-person contact. People