Changes

*'''Excoriation''' - erosions and ulcers caused by self-trauma

*'''Excoriation''' - erosions and ulcers caused by self-trauma

*'''Furunculosis''' - rupture of hair follicles with severe inflammation

*'''Furunculosis''' - rupture of hair follicles with severe inflammation

*'''Hyperkeratosis''' - increased thickness of stratum spinosum

*'''Hyperkeratosis''' - increased thickness of stratum corneum

*'''Lichenification''' - thickeningof skin superficial layers with exaggerated crevices

*'''Lichenification''' - thickeningof skin superficial layers with exaggerated crevices

*'''Macule''' - circumscribed change in skin colour < 1cm in diameter

*'''Macule''' - circumscribed change in skin colour < 1cm in diameter