PXE International The comprehensive source for pseudoxanthoma elasticum research and world wide activities. http://pxe.org

NORD: Pseudoxanthoma Elasticum Offers a general discussion and resources for PXE. http://www.rarediseases.org/search/rdbdetail_abstract.html?disname=Pseudoxanthoma%20Elasticum%20%28PXE%29

VhiHealth-e A definition of Pseudoxanthoma elasticum followed by a description, causes and symptoms, diagnosis, treatment options, prognosis and prevention. http://www2.vhi.ie/topic/topic100587360

NORD: Ectodermal Dysplasias Offers synonyms, a general discussion and resources. http://www.rarediseases.org/search/rdbdetail_abstract.html?disname=Ectodermal%20Dysplasias