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Allantoic cyst

Fabrice Cuillier, MD.

Article Published: Jun 7, 2011

Department of Gynecology, Félix Guyon Hospital, 97400 Saint-Denis, Ile de la Réunion, France.

Case report

This are two cases of allantoic cyst diagnosed during the ultrasound exam at 8 weeks of gestation. Both pregnancies were otherwise uncomplicated with favorable outcome.

Case 1

Images 1,2: 2D-images showing the transverse and longitudinal view of the cyst of the umbilical cord.

Allantoic_cyst_1A
Allantoic_cyst_1B


Images 3-5: 3D-images of the fetus and the umbilical cord. The allantoic cyst is nicely visible and looks like a dark cyst within the umbilical cord.
 
Allantoic_cyst_1C
Allantoic_cyst_1D
Allantoic_cyst_1E


Case 2

Images 6,7: Images of the umbilical cord with the allantoic cyst 2.2 x 2.6 mm.

Allantoic_cyst_2A
Allantoic_cyst_2B


Image 8: Color Doppler of the umbilical cord with allantoic cyst.

Allantoic_cyst_2C

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