# DuPage County Measles Case Confirmed

> Vaccinated DuPage resident tested positive after international travel through O'Hare Airport.
- Title: DuPage County Measles Case Confirmed · Chicago Sun-Times
- Summary: Vaccinated DuPage resident tested positive after international travel through O'Hare Airport. DuPage County confirmed a measles case for a vaccinated…
- Keywords: dupage county, measles, vaccinated, o'hare airport, illinois department of public health, dchd, measles case, news, local, DuPage, County, Case
- Source: Chicago Sun-Times — https://chicago.suntimes.com/news/2026/10/21/dupage-county-confirms-measles-case-for-vaccinated-resident-who-traveled-through-ohare-airport
- Published: 2026-10-22T01:04:23.534+00:00
- Read time: 1 min
- Topics: dupage county, measles, vaccinated, o'hare airport, illinois department of public health, dchd, measles case, news, local
## Measles Case Confirmed
DuPage County health officials confirmed a measles case for a vaccinated resident who traveled through O'Hare Airport last week.
## Vaccinated Resident Details
The resident returned from an international trip last Thursday and tested positive for measles.
## Health Officials' Explanation
Health officials said it was uncommon for a vaccinated person to test positive for measles but possible with intense exposure.
## Exposure Contact Details
Anyone at O'Hare Airport Terminal 5 between 4:20 p.m. and 7:00 p.m. on Oct. 15 should contact DCHD at 630-682-7400.
## Current Measles Cases
As of Wednesday, there were 24 confirmed measles cases this year according to the Illinois Department of Public Health.
## Previous Measles Case
Last month health officials confirmed an out-of-state traveler with measles who traveled through Union Station.
## Union Station Exposure
The stricken traveler was at Union Station on Aug. 27 after 8 p.m. through Aug. 28.
## Key takeaway

DuPage County confirmed a measles case for a vaccinated resident who traveled through O'Hare Airport last week.