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Umbilical Cord Coiling Patterns in Twin-to-Twin Transfusion Syndrome (TTTS)

Lead Physician: Ramesha Papanna, M.D.

The objectives of the study are: 1) to determine the different umbilical cord coiling in the recipient and compare to that of usually seen in the singleton gestation, 2) to estimate the umbilical arterial coiling around the umbilical vein in the recipient compared to donor fetus, 3) to determine the relation between umbilical arterial coiling with the stage of the disease, 4) to correlate findings with that of histological findings of umbilical cord after delivery.  Patients diagnosed with a complicated pregnancy, specifically TTTS, will be invited to take part in the study.

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