Baby born with two mouths

Complete with lip, teeth and moving tongue

Considering the complexities involved in growing a little human being, it’s actually surprising that developmental slip-ups, such as this, don’t happen more often.

Baby with two mouths

But when a baby in the US was born with a second mouth, the “extremely rare” duplication joined only a handful of similar cases in medical history.

First picked up as a right mandibular mass on prenatal ultrasound, during the mother’s third trimester, doctors initially considered a broad differential diagnosis, including a cyst, teratoma