Lentigo maligna with transition to a lentigo maligna melanoma: bizarrely configured brown spot with palpable induration in the distal part (darker colored).
Lupus erythematosus, subacute-cutaneous, detail enlargement: Solitary or confluent, small to large stained, sharply defined, anular and gyrated, partly scaly PLaques in a 68-year-old woman.
Urticaria chronic spontaneous: relapsing clinical picture with multiple, acute, reddish, confluent wheals; severe itching; no scaling; remark: the single episode lasts 8-12 hours maximum (detectable by marking test); additional findings: numerous melanocytic nevi.
Lichen planus exanthematicus: detailed picture; small papular lichen planus with aggregation of efflorescences to larger plaques; danger of erythroderma.
Harlequin discoloration: Characteristically, there are strictly hemiplegic flat erythema with sharp midline demarcation on the trunk, face and genital region, and harlequin color change can occur in both healthy and otherwise diseased newborns.4
Toxic epidermal necrolysis. 2 weeks after taking Allopurinol in recurrent attacks of gout, itching and redness on the back for the first time, within a few days dramatic worsening of the general condition with several acute, flat, generalized, randomly distributed, sharply defined, red, weeping and painful erosions. Additional findings were multiple, acute, asymmetrically arranged, disseminated, skin-coloured blisters on a flat erythema on the remaining integument.
Psoriasis vulgaris. psoriatic erythroderma. spread of psoriasis vulgaris as a maximum variant over the entire integument in the form of a generalised redness with scaling. rapidly spreading clinical picture; strong feeling of illness; high loss of fluid and temperature.
Pemphigus chronicus benignus familiaris: variable clinical picture with multiple, chronic, symptomless, scaly and crusty papules and plaques; section of a generalized clinical picture with typical infestation pattern.
Parapsoriasis en plaques large-heart poikilodermatic: a sympothless, slowly progressive clinical picture that has existed for several years, with poikilodermatic changes consisting of reticular lichenoid, pityriasiform scaling, papules and plaques and central atrophy of the skin.
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