Can an 8-Week Ultrasound Miss Detecting Twins?

Learn how early ultrasounds may miss multiple pregnancies and the importance of follow-up scans.

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Yes, an 8-week scan can sometimes miss twins. Early ultrasounds may not always detect a second embryo due to factors like positioning and technical limitations. It’s common to confirm multiple pregnancies at a later scan, typically around 12 weeks, when the fetuses are more developed and visible.

FAQs & Answers

  1. What are the chances of an ultrasound missing twins? The chances depend on factors like embryo positioning and the skill of the technician, but it can happen, particularly at early scans.
  2. When can twins be reliably detected via ultrasound? Twins are typically confirmed during an ultrasound around 12 weeks when the developing fetuses are more distinguishable.
  3. What should I do if my early ultrasound missed detecting twins? Consult your healthcare provider for a follow-up scan. They may schedule a more detailed ultrasound to confirm your pregnancy status.
  4. Why might an 8-week ultrasound miss one embryo? Factors like the positioning of the embryos, technical limitations of the equipment, and the gestational age can affect detection.