Necrobiosis lipoidica: irregularly configured, sharply defined, plate-like, atrophic, "scleroderma-like", smooth plaques. brownish-yellow sunken centre with atrophy of skin and fatty tissue. reddish-violet to brownish-red rim.
erythema induratum. solitary, chronically stationary, 4.0 x 3.0 cm in size, only imperceptibly growing, firm, moderately painful, reddish-brown, flatly raised, rough, scaly nodules with a deep-seated part (iceberg phenomenon). intermediate painful ulcer formation (Fig). no evidence of mycobacteriosis.
nevus melanocytic acral: completely sympotmless, congenital melanocytic, nevus that covers the sole and back of the foot. bizarre lateral borders, different shades of brown and black. six-monthly controls are indicated.
Scleroderma circumscripts (type band-shaped circumscripts scleroderma). 32-year-old woman, for years progressive symptoms. no significant symptoms. no restrictions in mobility.
Papillomatosis cutis lymphostatica. massive findings with papillomatous vegetation on the back of the foot and toes. condition after recurrent erysipelas.
Erythema induratum. 52-year-old secretary has been suffering for 3 years from this moderately painful lesion running in relapses. Findings: Clinical examination o.B. Local findings: 10 cm in longitudinal diameter large, firm plaque, interspersed with cutaneous and subcutaneous nodules. In the centre scarring, on the edge deep, poorly healing ulcerations (here crusty evidence).
Papillomatosis cutis lymphostatica: Excessive findings with bark deposits on the lower legs and the back of the foot. In addition to the underlying papillomatosis cutis lymphostatica, this clinical picture is characterized by a distinct lack of care.
Necrobiosis lipoidica: bilateral, gradually increasing, sharply defined, confluent, reddish-brownish, centrally distinctly atrophic plaques that have existed for about 2 years, increasing in consistency over the entire plaque.
Contact dermatitis, toxic: Hyperkeratosis on inflammatory changed skin on the right wrist dorsally and on the back of the right hand of a 46-year-old patient.
Scleroderma ligamentous: for years slowly progressive, only moderately indurated ligamentous morphea in a 42-year-old woman; no movement restrictions of the joints; follicular structures within the lesions no longer detectable (inlet: mutual area with distinct keratosis follicularis).
Lichen planus verrucosus. highly itchy, verrucous plaques on the left lower leg, which have remained unchanged for years. a red-violet seam is visible in the marginal parts of the plaques.
Sarcoidosis. chronic sarcoidosis without detectable organ involvement. several to 10.0 cm large, anular, completely symptom-free, brown-red plaques with a smooth surface.
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