<unk>  is a form of facies where the patient presents with facial characteristics bearing some similarities to those traditionally associated with elves. It is characterized by prominent forehead, widely spaced eyes, upturned nose, underdeveloped mandible, dental hypoplasia, patulous lips.
It can be associated with Williams syndrome or leprechaunism.
Elfin facies
Erlenmeyer flask deformity
Moon facies
Pitted nails
Anodontia
Acrania
Hypodontia
Dactyly