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What are the rarest birth defects you've seen or know about? Can ultrasound show them all?

2 doctors weighed in
Dr. Stephen Sudler
Obstetrics & Gynecology
1 doctor agrees

In brief: Mermaid

Seen by me , personally, syringomelia, where the lower limbs are fused, there are no genitals or anus.
The baby resembles a mermaid (man). Ultrasound cannot detect all congenital anomalies. Many are too subtle to see by this medium. The one i described can be seen.

In brief: Mermaid

Seen by me , personally, syringomelia, where the lower limbs are fused, there are no genitals or anus.
The baby resembles a mermaid (man). Ultrasound cannot detect all congenital anomalies. Many are too subtle to see by this medium. The one i described can be seen.
Dr. Stephen Sudler
Dr. Stephen Sudler
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