Can Fraternal Twins Get TTTS (Twin-to-Twin Transfusion Syndrome)?
Can Fraternal Twins Get TTTS (Twin-to-Twin Transfusion Syndrome)? Twin-to-Twin Transfusion Sydrome is a disorder that impacts about ten percent of monozygotic (identical) twin pregnancies. Find more answers to Frequently Asked Questions About TTTS.Answer: The easy answer is: No. Fraternal twins have separate placentas and do not share blood vessels, making it impossible for them to develop the abnormal connections that characterize TTTS. The current accepted scientific theory is that only monochorionic monozygotic twins develop TTTS. However, sometimes the two separate placentas of fraternal twins grow together and fuse, appearing as a single placenta. I have heard speculation that the abnormal blood connections can develop in such a situation, although I have not been able to confirm any documented evidence of this actually happening. Also,