EDD Database and Diagnosis Tool

The ichthyoses and palmoplantar keratodermas have recently been reclassified as Epidermal Differentiation Disorders. This tool helps you find any known EDD by searching its name, gene, or filtering by clinical features. Each result provides the key clinical clues to help make a diagnosis.

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The information and photographs on this page come from the following articles originally published in the British Journal of Dermatology:

Overview - nEDD - sEDD - pEDD

The database was created by Mark Eisner in collaboration with:

Ángela Hernández-Martín, Amy S Paller, Eli Sprecher, Masashi Akiyama, Céline Granier Tournier, Mandy Aldwin-Easton, Christine Bodemer, Keith Choate, Judith Fischer, Antoni Gostynski, Alain Hovnanian, Akemi Ishida-Yamamoto, Edel A O'Toole, Matthias Schmuth, Janice Schwartz, Gianluca Tadini, Joyce Teng, Juliette Mazereeuw-Hautier and Neil Rajan