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Localized Scratch Dermatitis - Lichen Simplex Chronicus
- Overview, Causes, & Risk Factors
- Symptoms & Signs
- Diagnosis & Tests
- Prevention & Expectations
- Treatment & Monitoring
- Attribution
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Overview, Causes, & Risk Factors
Lichen simplex chronicus is a skin disorder characterized by an itching inflammation of the top layer of the skin.
What is going on in the body?
Lichen simplex chornicus may result from an irritation of the skin, causing the person to rub or scratch the area. This causes thickening of the skin. The thickening skin itches, causing more scratching and more thickening.
What are the causes and risks of the condition?
The cause of lichen simplex chronicus is unknown, but psychological factors, such as anxiety and depression, may play a role. The condition doesn't seem to be allergic. It may be a result of something rubbing or scratching the skin, causing the person to scratch the area. It is common among Asians and Native Americans, and usually develops in people who are between the ages of 20 and 50.