Lupus erythematodes tumidus: Plaques existing for 3 months, localized on the back and face, irregularly distributed, sharply defined, 0.2-3.0 cm in size, flatly raised, clearly increased in consistency, slightly sensitive, red, smooth plaques; no significant scaling.
Urticaria pigmentosa: approx. 0.5-1.0 cm in size, disseminated, roundish, brownish-red spots. Only when rubbed, the spots become more red with accompanying itching. Increased redness and itching even in warm showers or baths.
Mycosis fungoides follikulotrope: 10-year-old girl with generalized folliculotropic Mycosis fungoides. foudroyant course of the disease which made a stem cell transplantation necessary
naevus anaemicus in periperous neurofibromatosis. coin-sized to palm-sized, almost jagged, white spot (here marked by arrows). this bizarre spot is visible with varying degrees of clarity. it is particularly noticeable when the surrounding area is reddened as a "negative contrast". after intensive rubbing of the spot, no reddening is visible in the area of the spot. .
Mastocytosis. type: Multiple mastocytomas Multiple, chronically stationary, approx. 0.6 x 0.7 cm large, localized on the entire integument, disseminated, round to oval, brown, smooth, little itchy spots and plaques in a 4-year-old boy.
Lupus erythematosus, subacute-cutaneous. general view: multiple, solitary or confluent, small to large foci, sharply defined, partly homogeneous circular, partly also anular and gyrated, plaques with scales and crusts, trunk and extremities. 68-year-old female patient.
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).
Acrocyanosis: A flat, symptomless, blurredly limited, red-livid spot in the buttocks of a 52-year-old woman, which becomes much more prominent when exposed to cold.
Naevus anaemicus: Approximately palm-sized, irregularly limited, white, smooth stain. No reddening after rubbing the stain. On glass spatula pressure the borders to the surrounding area disappear.
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