Martínez-Urrutia M J, López Pereira P, Lassaletta L, Gracia R, Utrilla J
Department of Pediatric Surgery, Children's Hospital, La Paz, Madrid, Spain.
Acta Paediatr Scand. 1990 Jan;79(1):121-2. doi: 10.1111/j.1651-2227.1990.tb11345.x.
A female newborn presented a mass in the left upper abdominal quadrant. It was removed by surgery and contained two independent fetuses. Dissection and radiological study of the fetuses showed an axial skeleton and long bones. It corresponds to the generally recognized diagnostic criteria of fetus in fetu.