Tinea pedum, detail enlargement: Sharply defined, marginal scaly erythema, pustular formation, scaly seam along the edge of the foot and multiple scratch excoriations, some of which are crusty.
Lupus erythematosus (overview): non-scarring, chronic lupus erythematosus of the skin (Lupus erythemadoes tumidus) with variable, indolent plaques and nodules; no sign of systemic lupus erythematosus.
Lichen planus. large-area lichen planus formed by aggregation of small papules (see upper edge of the large plaque in the middle of the picture). distinct lichenification; only moderate passagonal itching. wickham's pattern is recognizable.
papillomatosis confluens et reticularis. since 2 years increasing discoloration and thickening of the skin of the sternoepigastric area. occasionally slight itching. spotty and extensive, velvety, yellow-brown, hyperpigmented, blurred papules and plaques, which confluent to larger, dirty-brown areas.
Psoriasis palmaris et plantaris: Plaque type with dyshidrotic vesicles. 22-year-old woman shows sharply defined, red, rough plaque with multiple, smaller itchy vesicles (no pustules) and scaling.
Scabies granulomatosa. 62-year-old patient with an allegedly healed scabies infection. 0.6-0.8 cm large, red to red-blue papules with a reddish border and scaly or crusty surface persist.
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