Figure 5

Macroscopic view of material excised from patient 2. A. A cystic mass covered with a membrane containing serous fluid. B. The postoperative specimen shows the FIF in supine position. Two upper extremities and one lower limb bud are clearly seen. C. Cross-section of the FIF shows a thoracic cavity, a peritoneal cavity and evidence of intestines, a spinal axis and lower limb buds.