lichen ruber planus


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Noun1.lichen ruber planus - an eruption of shiny flat-topped purplish (usually itchy) papules on the wrist and forearms and thighslichen ruber planus - an eruption of shiny flat-topped purplish (usually itchy) papules on the wrist and forearms and thighs
lichen - any of several eruptive skin diseases characterized by hard thick lesions grouped together and resembling lichens growing on rocks
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Electron microscopic demonstration of bacteria in the skin of patients with lichen ruber planus.
Later, it was believed that PVA represented a stage or an outcome of various dermatoses, such as mycosis fungoides, parapsoriasis, dermatomyositis, scleroderma, lupus erythematosus, lichen ruber planus, genodermatoses, and so on.
However, at the onset of the disease the lesions may present either small plaques or papules arranged in a net-like pattern, which makes it very similar to lichen ruber planus.