Introduction: Ectodermal dysplasia (ED) is a large group of heterogeneous heritable conditions characterized by congenital defects of two or more ectodermal structures and their appendages. The diagnosis of ED in early infancy period may be difficult in that sparse hair and absent teeth are normal findings at this stage of development. However. characteristic deformities of the skull ... https://globechemicalcompanyls.shop/product-category/ink/