Notes From the Field: Measles Transmission Associated With International Air Travel--Massachusetts and New York, July--August 2010.

The article offers information on reported cases of laboratory-confirmed measles in unvaccinated airline passengers in Massachusetts and New York from July to August 2010. The Massachusetts case involved a 23-month-old passenger who arrived from Switzerland on July 8, while the New York case involved a passenger who traveled as a chaperone for students from Europe and Asia attending an educational program on July 28. The actions taken by respective public health departments to contain the spread of measles are presented.