Multistate investigation of measles among adoptees from China--April 9, 2004.

On April 6, 2004, Public Health--Seattle and King County, Washington, reported a laboratory-confirmed case of measles in a recently adopted child from China. Public health authorities in Washington state notified CDC, which collaborated with health officials in other states to locate other recently adopted children from China and contact their adoptive families. This report summarizes the preliminary results of an ongoing multistate investigation that has so far identified four confirmed and five suspected cases of measles among adoptees from China, underscoring the need for health-care providers to remain vigilant for measles and other vaccine-preventable communicable diseases in children adopted from international regions.