E Coli Outbreak 2024 Source. As of october 22, 49 people infected with the outbreak strain of e. Coli o157:h7 strain that led to the mcdonald's outbreak is said to cause very serious disease, especially for the elderly, children and people who are.

Coli o157:h7 infections has been linked to quarter pounder hamburgers at mcdonald’s. Coli illness that has now.