Purpura pigmentosa progressica (type: Purpura anularis teleangiectodes): brown-red anular, by confluence also serpiginous foci. no significant itching. sporadically also largely faded only shadowy spots
Drug reaction, fixed. multilocular FA (1st recurrence in loco) after administration of ibuprofen, 24 h before the first symptoms appear. The present spots are older than 1 week. ring and indicated cocardium structures (see right side of the thigh, initial central bladder).
Vasculitis, leukocytoclastic (non-IgA-associated). multiple, petechial haemorrhages and haemorrhagic filled blisters in the area of the back of the hand and finger extensor sides. severe feeling of illness persists.
Special form: Mycosis fungoides follikulotrope: 10-year-old girl with generalized folliculotropic Mycosis fungoides. foudroyant course of the disease which made a stem cell transplantation necessary.
Dermatitis chronic actinic (type actinic reticuloid): Large-area, severe itching, eczematous clinical picture of the face, which appeared in spring after a short UV exposure and now persisted for several months. Massive lichenification of the skin (see radial lip furrows) as an expression of the chronic inflammatory remodelling of the thickened skin.
half and half nails. white coloration of the proximal half of the nail plate and sharply defined red or brown coloration of the distal half of the nail plate. finger and toenails are affected. the milky white coloration of the free-standing nail plate indicates a simultaneous scleronychia.
Vitiligo (differential diagnosis): Halo-like depigmentation of the skin in metastasized melanoma; Balau-translucent the deep cutaneous melanoma metastases.
Artefacts: Acutely occurring, mainly trunk-accentuated, sharply defined, partly bizarrely bordered, extensive reddening of easily accessible skin areas in a 27-year-old woman (left-handed). The back area is recessed, partly "hand-like" lesions, in the shown case preferably on the right side of the body.
Dermatitis solaris: Large, very painful erythema with beginning blister formation on the back of the foot. 30-year-old patient after several hours of sunbathing in the midday sun.
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