Cholesterol embolism: extensive, progressive, flat ulcerations with necrotic deposits, highly painful margins and livid erythema in a patient with AVK.
Lupus erythematosus systemic. persistent, blurred, deep red, butterfly-like erythema in the face of a 29-year-old female patient with SLE, which has been known for years. Occasionally small papules and plaques are also found, some with firmly adhering scaling (lower lip area).
Porokeratosis superficialis disseminata actinica. 10 years of continuously increasing symptoms. many, symptomless, disseminated red papules and plaques. 73-year-old female patient.
Dermatosis, IgA-lineare. for several years intermittent clinical picture with multiple, considerably itchy, 1.0-2.0 cm large, roundish or stripe-shaped erythema, papules, papulo vesicles and encrusted erosions.
Acne cystica, densely sown, yellowish-white, skin-coloured sebaceous retention cysts and numerous "ice-pick" scars in the cheek and chin area of a 34-year-old woman.
Erythema anulare centrifugum:"migrating" anular exanthema existingsinceseveral months. no itching. no evidence was found for the cause. in this respect symptomatic local therapy.
Tinea manuum:For a long time now, this large-area, temporarily itchy plaque, accentuating the edges of the forearm, has been present in the 42-year-old patient (no pre-treatment).
Metastasis: Chronically active, rapidly growing, hemispherically protruding, well-defined to the side and depth, symptom-free, red, smooth nodule (melanoma metastasis).
Vasculitis, leukocytoclastic (non-IgA-associated). multiple, since 1 week existing, on both lower legs localized, irregularly distributed, 0.1-0.2 cm large, confluent in places, symptomless, red, smooth spots (not compressible).
Dermatitis contact allergic: chronic itchy dermatitis with blurred reddish-brown plaques, HV has been shown to be caused by multiple hair dyeings with a hair dye containing para-phenylenediamine.
Dermatitis chronic actinic: An almost sharply defined flat eczema reaction on the back of the hand that has persisted for months and occurred after short gardening.
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.
rosacea fulminans: acute flare with numerous, painful, sometimes confluent pustules. no general symptoms. no long-term pretreatment with external glucocorticoids.
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