Caption: Longitudinal and transverse views of uterus at 7 weeks of gestational age
Description: Two gestational sacs are apparent in this view, making the possibility of twin gestation likely.
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Caption: View of the uterus
Description: An embryo was visualized in only one of the gestational sac. At this stage, a diagnosis of twin gestation was made with one twin being underdeveloped.
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Caption: 3D reconstruction of both sacs
Description: This image also demonstrates the presence of only one embryo in one of the gestational sac.
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Caption: 3D reconstruction magnification
Description: A small but a very important detail is noted: the wall in between the two sacs does not have continuity.
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Caption: Same patient six weeks later
Description: In this image only one sac and a single baby is seen.
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Caption: Same patient six weeks later
Description: This image shows the umbilical cord in detail, crossing the membrane.
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Caption: Scans of the uterus
Description: This image shows a band crossing the gestational sac, making possible two diagnoses: either uterine synechiae or amniotic band. She never had twin gestation.
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Caption: Scan of the uterus
Description: An appropriate for age fetus is noted with a septum like structure seen coursing the gestational sac.
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