Caudal regression syndrome is a rare congenital disorder. It’s estimated that 1 to 2.5 in every 100,000 newborns is born with this condition. It occurs when the lower spine doesn’t fully form before ...

Mermaid syndrome, or sirenomelia, is a set of genetic abnormalities that cause a baby to be born with fused limbs, which may resemble a mermaid’s tail. The condition is very rare, with only 300 ...

Caudal regression syndrome is an anal-rectal congenital disorder. It is also known as caudal dysplasia or sacral syndrome. It impacts the normal formation of the lower (caudal) half of the body. It ...