To Mend a Birth Defect, Surgeons Operate on the Patient Within the Patient

HOUSTON — The patient, still inside his mother’s womb, came into focus on flat screens in a darkened operating room. Fingers, toes, the soles of his feet — all exquisite, all perfectly formed. But not so his lower back. Smooth skin gave way to an opening that should not have been there, a bare oval exposing a white rim of bone and the nerves of the spinal cord.-- More....