Description

• We're kicking off a new series on all things twins! Welcome to Twin 'R' Us where we will introduce the following in this episode:
• Prevalence & rate of occurrence of twins in general and the different types
• The different types in twins in terms of zygosity
  • Identical – monozygotic
  • Fraternal – dizygotic
• Rare fraternal twin occurrences:
  • Superfetation
  • Heteropaternal superfecundation
• Factors that affect a women’s risk of twinning
  • Monozygotic – chance of nature
  • Dizygotic
    • Genetics
    • Diet
    • IVF
    • Ethnicity
• Zygosity vs. Chorionicity and why the difference is important
• Monochorionic vs. dichorionic and why chorionicity matters
  • How embryologic age affects chorionicity
• Importance of ultrasound in twin pregnancies
  • Determining chorionicity:
    • ‘Lambda’ sign
    • ‘T’ sign
  • Dating t