A patient was admitted to the South Baltimore General Hospital, July 15, 1930, with a history of having been shot while attempting to escape from a police officer four days prior to admission. On examination, a small round wound was found in the right gluteal region on a line with the fifth segment of the sacrum and about 4 cm. from its right border, another about 2 cm. from that, and a third just to the left of the left border of the fifth sacral segment. The first wound was the first port of entry of the bullet, the second wound a port of exit; then the bullet ricocheted over the sacrum and reentered the body in the same plane, that is, about a centimeter to the left of the left border of the fifth sacral segment, and took a course through the perineum, terminating in the lower part of