Biopsy showed lichen simplex chronicus. There are no clinical manifestations ... Upper thighs, arm, and trunk responded extremely well after 10 treatments of UVB (about 1 month).

This mechanical irritation can cause lichen simplex chronicus to develop ... as in the case of this patient. Consistent treatment with soothing external agents containing urea, and, if necessary ...

Reducing stress and emotions and behavioral habits that damage skin, hair, or nails can enhance response to treatment ... herpes simplex, hyperhidrosis, lichen planus, lichen simplex chronicus ...