Twins 101: Types of Twins
Dichorionic, diamniotic, monochorionic, monoamniotic — wondering what it all means? We've broken it down.
ByExcerpted from The Baby Bump, Twins and Triplets Edition
Updated
Mar 2017
Mar 2017
1
Photo: Megan Rojas / The Bump
Dichorionic Diamniotic
Fraternal or identical twins who have their own placenta and amniotic sac.
2
Photo: Megan Rojas / The Bump
Monochorionic Diamniotic
Identical twins who share the same placenta but have different amniotic sacs.
3
Photo: Megan Rojas / The Bump
Monochorionic Monoamniotic
Identical twins who share the same placenta and amniotic sac.
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