A passenger who arrived on an global flight Wednesday morning had a contagious case of measles, according to health officials.
The Chicago Tribune is reporting that the passenger was in both Terminal 1 and Terminal 5.
Officials say that person may have gone to other areas of the airport.
SPRINGFIELD - On January 10, 2018, a passenger on an global flight with a confirmed case of measles arrived in Terminal 5 at Chicago O'Hare worldwide Airport and departed on a domestic flight from Terminal 1.
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For early detection, the Centers for Disease Control and Prevention suggests looking for Koplik spots. There is no risk for travelers who were not at O'Hare that day. Of most concern, are people who have not been vaccinated. This means a contaminated traveler could start exhibiting symptoms as late as January 31.
"Measles is a very contagious virus, and it can hang around in the air for up to an hour or two after a person has left".
If you were in the airport, you may have been exposed to measles.
Among the symptoms of measles are cough, rash, high fever and red and watery eyes. If you develop symptoms of measles, the Illinois Department of Public Health (IDPH) recommends you call a health care provider before going to a medical office or emergency department.
For more information about the measles, you should contact your health care provider or visit the Illinois Department of Public Health.