Morphea type or plaque type of circumscribed scleroderma: slightly idurated irregularly bordered white plaque with a parchment-like, scale-free surface; discreet, light red rimythema.
Pityriasis rosea: clearly visible primary medallion in the right axilla. the red colour typical of the flock in white skin is completely absent in dark skin.
Graft-versus-Host-Disease, chronic. 56 years old patient with z.n. bone marrow transplantation 2 years ago. since 1 year increasing hardening of the skin. poikilodermatic picture with extensive whitish irritations, reticular hyperpigmentation and bizarre red spots. atrophic (parchment-like) surface epithelium with fine desquamation.
Lichen sclerosus extragenitaler: small and large, partly sharply and partly blurredly bordered spots and plaques with parchment-like surface; in places spatter-like bleeding (chest area left).
psoriasis vulgaris. plaque psoriasis. the 54-year-old patient has been suffering from this non-itching disease for about 30 years. he has given up treatment in the meantime. fully developed, untreated psoriasis vulgaris with 5.0-7.0 cm large, coarse plaques covered by firmly adhering scaly deposits, which give the plaques their white-grey colour. the plaques have a reddish edge (here the actual red colour of the plaques is not covered by scales).
Lichen sclerosus extragenitaler: a progressive, generalized clinical picture (no involvement of the genital mucosa) with disseminated "confetti-like", barely elevated white papules.
Lichen sclerosus extragenitaler (and genital): generalized, itchy Lichen sclerosus with small and large, partly sharp and partly blurred bordered spots, plaques and erosions, known for years.
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