Erythema anulare centrifugum: multiple, chronically active, centrifugally growing, ubiquitous (here localized at the trunk), slightly itchy, red, rough, scaly, solid, anular plaques. The edges of the plaques are palpable like a wet "wool thread". There is a recurrent intestinal candidosis in the shown case.
Melanoma, malignant, acrolentiginous. detail enlargement of the right thumb: extensive, irregularly bordered, asymmetrical, brownish-black macula in the region of the distal phalanx of the thumb. scabby overlay in Z.n. Op of the distal phalanx of the thumb, incision line was led through the melanoma, see whitish scar above the melanoma.
Exfoliatio areata linguae: Chronically dynamic, since 5 years alternating, map-shaped, coating-free, red, smooth areas, which are delimited by a raised and whitish swollen rim.
Hand dermatitis: chronic, dyshidrotic dermatitis of the hand; coarse lamellar desquamation of the palm after an acute flare of the dermatitis has subsided.
psoriasis arthropathica. painful swelling of the right ring finger, existing for about 10 months, in a 51-year-old patient with psoriasis vulgaris, existing for 15 years. 3 years ago, joint complaints appeared for the first time, which became more severe in the course of the last year. the distal interphalangeal joint as well as the proximal interphalangeal joint are affected by the "finger ray". secondary findings include a psoriatic oil stain and onychodystrophia psoriatica.
Neck fistula and cyst, lateral. solitary, chronically in-patient, 2.5 x 1.5 cm in size, clearly increased in consistency, red, rough plaque with an opening for the fistula. occasional slight oozing.
Drug exanthema, maculo-papular multiple, acutely occurring, generalized, strongly itching, mainly distributed on the trunk and extremities, mostly confluent, smooth papules and plaques in a 28-year-old man. Occurrence after systemic application of Diclofenac
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