PMC5671703_01
MRI scan in T2 mode showing the gestational sac (red arrow) in the left para-aortic (blue arrow) region.
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We completed with an MRI that showed the gestational sac with the embryo and detailed its tight link with the great vessels alongside (Figure 1()).
Gestational sac and embryo.
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The retroperitoneal space was carefully dissected, revealing the oval mass of 6 cm attached to the left side of abdominal aorta (Figure 2()) that corresponded to a gestational sac with the embryo. The sac was accidentally cracked but could be removed, along with the embryo of 20 mm and its trophoblastic tissue (Figure 2()).