People with atopic dermatitis frequently have hyperlinearity, which is a thickening of the skin on the palms and soles with an increase in the number of lines in the skin. This characteristic is closely associated with genetic predisposition.
Review Date 11/10/2020
Updated by: Ramin Fathi, MD, FAAD, Director, Phoenix Surgical Dermatology Group, Phoenix, AZ. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.