Erythroplasia. 1.5 years of persistent, solitary, chronically dynamic (continuous increase in size for 2 years), 4.0 x 1.5 cm large, sometimes burning, red, rough, sharply defined, velvety granulated plaque on the glans penis of a 59-year-old patient.
Atopic dermatitis:chronic, recurrent itchy red spots and slightly raised red plaques on the cheeks and forehead of an 8-month-old girl; multiple, disseminated, sometimes crusty scratch excoriations are also visible.
Psoriasis intertriginosa: circumscribed, sharply defined, red, rough plaque with erosion and maceration as well as formation of a rhagade in the area of the rima ani. considerable symptoms (itching, especially after prolonged sitting or sporting activity) and resistance to therapy.
Remark: In this case a systemic therapy with fumaric acid ester is recommended.
Hand eczema atopic: previously known atopic eczema with variable course; the skin lesions on both palms have existed with varying intensity for several years.
Granuloma anulare disseminatum: non-painful, non-itching, disseminated, large-area plaques that appeared on the trunk and extremities of a 52-year-old patient. No diabetes mellitus. No other systemic diseases known.
Lichen planus exanthematicus: for several months persistent, itchy, generalized, dense rash with emphasis on the trunk and extremities (face not affected); as single florescence a 0.1-0.2 cm large, rounded, brown to reddish-white papules and plaques with a verrucous surface appear.
Systemic lupus erythematosus. symmetrical, scaly plaques existing for weeks; disturbance of general condition with medium-high fever, rheumatoid complaints. emphasis on light-exposed areas. 10-year-old girl.
Lymphangioma progressive: large brownish-red plaques, which fray into small flat plaques at the edges. No complaints. We aregratefulto Dr. U. Ammanfor submitting this image.
Dyskeratosis follicularis. partly loosely disseminated, partly grouped standing, partly aggregated (sternal region), brown-red papules and plaques in a 52-year-old female patient who suffered from "eczematous" changes in the seborrhoeic zones since early childhood. distinct itching, increased body odour. a worsening of the disease over several weeks led to this skin condition, with evidence of Candida spp. and Staph. aureus in smears.
Impetigo contagiosa: Acutely occurring red erosive plaques covered with honey-yellow crusts on the left wrist of an 18-month-old boy, persisting for 5 weeks and increasing despite external therapy; overall increasing findings with similar skin lesions on the face, all extremities and the trunk (scattering reaction).
Erythema chronicum migrans. 3-month-old findings are shown here. 10 days after tick bite on the right upper arm of a forester a roundish-oval, disc-shaped, sharply edged, centrally blistering, livid red erythema developed which slowly expanded centrifugally.
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