Gynaecology & Obstetrics
Twin Pregnancy, Molar Pregnancy, Gestational Trophoblastic disease and contraception in special situations (Sour Grapes!)
bd3f5db4
What is the most common type of conjoined twin?
High-Yield Explanation
Conjoined twins or Siamese twins are monozygotic twins, formed when the twinning of the embryo occurs after 12 days of feilization. Thoracopagus- fusion of thorax (most common type) Xiphopagusoromphalopagus- fusion of anterior abdominal wal Pygopagus- posterior fusion Ischiopagus - caudal fusion Craniopagus- fusion of cranium Rachipagus- dorsal fusion 6