Lichen simplex chronicus or neurodermatitis is eczema caused by repeated scratching, by several ways this chronic scratching causes further itching. People with anxiety disorder or with family or personal history of eczema, psoriasis or similar skin conditions are more prone to encounter lichen simplex chronicus.
Women are much more likely to develop lichen simplex chronic. The highest prevalence is mild to late adulthood, between 30-50 years.
There is no specific race predilection for this disease.
The exact cause of lichen simplex chronicus isn’t known. In some cases causes are associated with skin condition such as dry skin, eczema or psoriasis. Stress and anxiety can trigger itching.
• Itching of the skin
• Scratch marks
• Raw area
• Becomes leathery in texture i.e. lichenification
• Darkened or reddened skin
• Complete case history
• Clinical evaluation
• Skin biopsy
• Patch testing
• Dressings that moisturize cover and protect that area.
• Education and behavioral techniques
Prognosis of lichen simplex chronicus is good if one practice de-stress techniques and if scratches less. The condition may return or change site.
• Bacterial skin infection
• Permanent changes in skin color
• Permanent scar
• Tinea corporis
• Tinea cruris
• Nummular dermatitis
• Sebrrheic dematitis
• Lichen planus
• Lichen striatus
• Stasis dermatitis
• Alopecia mucinosa
• Practice yoga and meditation
• Avoid over stressful situations
• Avoid non-vegetarian food item
• Use mild detergents
• Use glycerin soaps
• Stay away from infected persons
• Take cool bath
• Cover the affected area with bandage or dressing to keep way from scratching
• Trim fingernails
• Apply ice to the area when it itched of scratching
• Avoid wearing wool/ synthetic or tight fitting cloths
• Avoid overheating during day and maintain bed temperature at night
• Skin chapped and dry.
• Intolerable itching when getting warm in bed.
• Must scratch until it bleeds and later on become painful.
• Effective in great thickening of epidermoid layer.
• Intolerable itching, especially on soles.
• Profuse perspiration.
• Rough, hard, persistent dryness of portions skin.
• Skin unaffected by eczema.
• Patient chilly, constipated with tendency to skin affection.
• Itching not relieved by scratching.
• Worse in bends of elbow and knees.
• Profuse sweat with foul odor worse on toes.
• Dry skin, unhealthy skin with itching and burning.
• Worse scratching and washing.
• Pruritus, especially from warmth in evening.
• Often recurs in spring time, in dam weather.
• Dry and hard hair and skin.
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