WASHINGTON - Sen. John McCain's office released a statement Monday saying the senator was treated over the weekend at the Walter Reed Medical Center near Washington, D.C.
According to his office, McCain was treated for a "minor tear" in his right Achilles tendon.
The statement did not specify how McCain suffered the torn Achilles tendon but said he was also treated for "normal and non-life-threatening" side effects of his cancer therapy.
In July, McCain's office announced the senator had been diagnosed with brain cancer. The tumor, known as a glioblastoma, was associated with a blood clot near McCain's eye and was revealed during a procedure to remove the clot.
McCain has undergone treatment for the cancer at the Mayo Clinic in Arizona. He's undergone treatment for the cancer at the Mayo Clinic in Arizona.
McCain's office said he returned to the Senate and will be wearing a walking boot as the injured tendon heals.
Sen. McCain shared a photo Monday saying "I can't tell you how much I hate wearing this boot!"