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Neurodermatitis
If you have an itchy patch of skin that becomes itchiest while you're relaxing, you may have this type of eczema.
Neurodermatitis: Causes
While what causes neurodermatitis isn't entirely known, your risk is higher if you have one of these triggers.
Keloid scars: Overview
A keloid is a type of raised scar. Unlike other raised scars, a keloid grows larger than the wound that caused it.
Keloid scars: Causes
If you have keloid-prone skin, anything that causes skin to scar can cause a keloid, including piercings and surgery.
Patch testing can find what's causing your rash
If an allergy could be causing your rash, your doctor may recommend patch testing. This explains what's involved.