Kamberlyn said she ate McDonald’s Quarter Pounders with cheese, extra pickles -- and onions -- three times between Sept. 27 ...

A Colorado high school student is now hospitalized with acute kidney failure after eating a McDonald's Quarter Pounder.

Colo. teenager Kamberlyn Bowler, 15, said she has been battling kidney failure in the hospital after reportedly eating a ...

After a recent E. coli outbreak, the ever-popular Quarter Pounder burger has returned to McDonald's menu with one ingredient ...

coli linked to McDonald’s Corp. Quarter Pounder burgers that has killed one person and hospitalized 10 people in 10 states. After initially dropping more than 9% after hours, McDonald’s shares ...

A preliminary investigation by the U.S. Food and Drug Administration suggested fresh slivered onions that are served raw on Quarter Pounder hamburgers were a likely source of the contamination.

After an E. coli outbreak, McDonald’s stopped selling the Quarter Pounder in 12 states. The burger might take a hit for now, ...

coli outbreak linked to the fast-food giant’s Quarter Pounder hamburgers. A preliminary investigation by the U.S. Food and Drug Administration suggested fresh slivered onions that are served raw ...

This particular strain produces toxins that can lead to serious foodborne infections. A concerning outbreak of Escherichia coli (E. coli) has been linked to McDonald's Quarter Pounder hamburgers ...

coli outbreak linked to the fast-food giant's Quarter Pounder hamburgers. A preliminary investigation by the U.S. Food and Drug Administration suggested fresh slivered onions that are served raw ...

McDonald's has stopped selling Quarter Pounder hamburgers at about one-fifth of its U.S. restaurants as federal health officials investigate an outbreak of E. coli that has sickened nearly 50 ...