<unk>  (also known as Langer-Giedion syndrome) is a genetic disorder consisting of fine and sparse scalp hair, thin nails, pear-shaped broad nose, and cone-shaped epiphyses of the middle phalanges of some fingers and toes. It has been associated with TRPS1.
Tricho–rhino–phalangeal syndrome type 2
Greig cephalopolysyndactyly syndrome
Pure hair-nail type ectodermal dysplasia
Platyspondylic lethal skeletal dysplasia, Torrance type
Ectrodactyly–ectodermal dysplasia–cleft syndrome
Goldberg–Shprintzen syndrome
Odonto–tricho–ungual–digital–palmar syndrome
Irlen syndrome