Medicine: The Wandering Bullet

It began as just another hunting accident. Young James W. Kelley, 17, was stalking deer in the Maine woods when his friend's .22-cal. rifle discharged accidentally. Kelley was hit in the head. "I didn't feel a thing," he says, "but suddenly everything went black. I remember falling on my hands and knees and hollering 'I'm blind!' "

At Gary Memorial Hospital in Caribou, X rays showed that the bullet had passed through Kelley's brain from a point below the right ear and had lodged in the left side of his skull. Dr. Frederick J. Gregory found that the boy's blindness was the...