OverviewPeople with atopic dermatitis frequently have thickening of the skin on the palms and soles with an increase in the number of lines in the skin (hyperlinearity). This characteristic is closely associated with genetic predisposition (atopy ).
Update Date 11/20/2012
Updated by: Kevin Berman, MD, PhD, Atlanta Center for Dermatologic Disease, Atlanta, GA. Review provided by VeriMed Healthcare Network. Also reviewed by A.D.A.M. Health Solutions, Ebix, Inc., Editorial Team: David Zieve, MD, MHA, David R. Eltz, Stephanie Slon, and Nissi Wang.