Question
Describe the various ways of origin of monozygotic twins. List five complications that may arise during this condition.
Answers
Origin of Monozygotic Twins:
Two Blastomeres of one zygote separate. Division of inner cell mass.
Division of bilaminar germ disc before appearance of primitive streak. Division of trilaminar germ disc involving primitive streak.

Complications During Monozygotic Twin:

1. Twin Transfusion Syndrome.

2. Conjoined (Siamese) twins.

3. Prenatal mortality.
a) Vanishing twin.
b) Fetus papyraceus.
c) Lithopedion.

4. Prenatal morbidity
a) Prematurity.

5. Preterm Delivery.   Your Comment




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