Lichen simplex chronicus (neurodermatitis)

Published on 02/04/2015 by admin

Filed under Internal Medicine

Last modified 02/04/2015

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191 Lichen simplex chronicus (neurodermatitis)

Instruction

Look at this patient’s skin.

Salient features

History

• Itching (self-perpetuating scratch-itch cycle).

Examination

• Several scratch marks (from pruritus)

• Well-circumscribed plaque with lichenified or dry, thickened, leathery skin (Fig. 191.1)

• Look for similar plaques in common areas, including the posterior nuchal region, wrists, perineum, dorsum of the feet or ankles (Fig. 191.2).

image

Fig. 191.1 Lichen simplex chronicus.

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