Merkel cell carcinoma. solitary, fast growing, asymptomatic, bright red, coarse, shifting, smooth lump with atrophic surface. the appearance in the area of UV-exposed sites is typical.
Purpura pigmentosa progressiva: aetiologically unexplained (medication?) pronounced clinical picture that has been changing for several months, with symmetrically distributed, disseminated, anular, non-expressable(!), non-itching, yellow-brown, spots (detailed picture).
Blaschko-lines: along the Blaschko-lines on the back of a 9-month-old boy a large-area, (discrete) epidermal nevus is visible for the first time in the 3rd month of life.
Dyskeratosis follicularis (Darier's disease). acuteprovocation of the disease after light dermatitis solaris. no symptoms in areas not exposed to sunlight.
Melanoma superficially spreading: Plaque which is no longer symmetrical and smooth on the surface with several elongated growth zones which break through the contours of the edges, see further detailed images.
Scleroderma circumscripts: Band-like form of the scleroderma focus on the upper and lower leg. clinical picture that developed slowly over a period of about 7 years. pulling and stabbing complaints during sports activities.
Granuloma faciale: Multiple, reddish-brown, blurred and irregularly configured, symptomless plaque in a 52-year-old man. No known secondary diseases, no drug anemia. The finding has been present for several months and is slowly progressive. Detailed view of multiple facial plalues.
Granuloma anulare, subcutaneous type. 8-9 years old, developed on the stretching side, deeply situated, coarse, flat, confluent papules with indicated anular arrangement in a 38-year-old patient. Small nodules on the sides of the fingers and on the back of the hand, particularly pronounced on digitus III. Painfulness on touch or pressure as well as restriction of movement on digitus I.
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