There have been less than 50 cases of diprosopus ever since the 1800’s because the genetic disorder is very uncommon in humans but is known in many animal species. Excess of the sonic hedgehog protein or cranial bifurcation of the notochord during
There have been less than 50 cases of diprosopus ever since the 1800’s because the genetic disorder is very uncommon in humans but is known in many animal species. Excess of the sonic hedgehog protein or cranial bifurcation of the notochord during