The first published report of a patient with ectodermal dysplasia was in 1848 by Thurnam, but the term "ectodermal dysplasia" was coined by Weech in 1929. The condition is thought to occur in approximately one in every 100,000 live births.[ 3 , 4 ] Freire-Maia and Pinheiro[ 5 ] described 117 varieties of ectodermal dysplasia with multiple ....