Most common type of monozygotic twin pregnancy at 4th-8th day of cell division
Correct Answer: Monochorionic Diamniotic twins(MO-DI)
Description: In monozygotic twins, chorionicity depends upon time of cell division. Time of cell division Chorionicity of placenta First 72 hours post feilization(morula stage) DCDA 4-8th day(blastocyst stage) MCDA(MC type of monozygotic twins) 8-12th day MCMA >12th day Conjoined/Siamese twins, type of MCMA(fusion of embryonic disc occurs)
Category:
Gynaecology & Obstetrics
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