Purpura anularis teleangiectodes: brown-red anular, also cocard-like (ring-in-ring structure) by confluence also serpiginous foci. no significant itching. sporadically also largely faded only shadowy spots.
Porokeratosis superficialis disseminata actinica. 10 years of continuously increasing symptoms. many, symptomless, disseminated red papules and plaques. 73-year-old female patient.
Zoster. 68-year-old female patient with blistering disease. For three days pain, erythema and subsequently formation of blisters occurred. Smallest, partly isolated, partly grouped blisters on e-rythematous skin which in places have merged to larger aggregates. In the picture at the top right two larger, partly hemorrhagic blisters are visible.
Erythema anulare centrifugum:"migrating" anular exanthema existingsinceseveral months. no itching. no evidence was found for the cause. in this respect symptomatic local therapy.
Metastasis: Chronically active, rapidly growing, hemispherically protruding, well-defined to the side and depth, symptom-free, red, smooth nodule (melanoma metastasis).
Dermatofibrosarcoma protuberans: For many years a persistent, slowly growing, very coarse, bumpy, skin-coloured to reddish tumour on the left shoulder of a 61-year-old female patient.
Parapsoriasis en plaques, large: symptomless, well limited. disseminated stains and plaques. When the skin is wrinkled, a cigarette-paper-like pseudoatrophic architecture of the skin surface is visible (important diagnostic sign!).
Larva migrans: after a tropical beach holiday several weeks ago, at times clearly itchy, in places still linear, but also flat, solid, scaly plaques; now healing after local therapy.
Systemic lupus erythematosus: pronounced findings with bilateral, symmetrical, flat plaque formation in the décolleté. Apparent UV-emphasis. Fine central scarring in the plaques.
melanoma, malignant, nodular. malignant melanoma of the primary-nodular type (detailed picture). in the last months surface and thickness growth. asymmetrical, irregular and blurredly limited, clearly raised, dark brown-black nodule of medium-rough consistency. crustal deposits.
Psoriasis: Extensive, untreated plaque psoriasis, in addition to larger, in places confluent plaques, smaller papules and plaques as a sign of shear activity.
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