University of Iowa Health Care

Department of Dermatology

Hypertrophic lichen planus

Fig 1.Thick hyperpigmented to violaceous polygonal papules and plaques, some with central erosion on the extremity. (Click images for higher resolution)

Thick hyperpigmented to violaceous polygonal papules and plaques, some with central erosion on the extremity. (click images for higher resolution).


Fig 2.Thick hyperpigmented to violaceous polygonal papules and plaques, some with central erosion and lacy scale on the extremity. (Click images for higher resolution)

Thick hyperpigmented to violaceous polygonal papules and plaques, some with central erosion and lacy scale on the extremity. (click images for higher resolution).


Fig 3.Thick hyperpigmented to violaceous polygonal papules and plaques with scale on the lower extremity. (Click images for higher resolution)

Thick hyperpigmented to violaceous polygonal papules and plaques with scale on the lower extremity. (click images for higher resolution).


Fig 4.Thick hyperpigmented to violaceous polygonal coalescing plaques with overlying lace white scale on the dorsal arm. (Click images for higher resolution)

Thick hyperpigmented to violaceous polygonal coalescing plaques with overlying lace white scale on the dorsal arm. (click images for higher resolution).


Fig 5.Numrous 2-3 mm brwoin papules with central white scale on the palms. (Click images for higher resolution)

Numrous 2-3 mm brwoin papules with central white scale on the palms. (click images for higher resolution).


last updated: 08/22/2021