Lichen planus mucosae: white papules and plaques of the buccal mucosa, which condense at the end of the teeth. sporadically also splatter-like whitish papules. the mucosal changes have existed for a few months and occurred in the context of an exanthematic lichen planus.
Tinea manuum. flat, borderline, rough (little scaling), slightly prominent papules and plaques with single follicular papules in the back of the hand. little itching.
Chronic photo-aging of the skin: only moderately pronounced photo-aging of the skin; flat, regular base tan; slight signs of lentigia; numerous splashes of depigmentation.
Verrucae plantares. Chronic recurrent, rough, rough, yellow-greyish, sooted papules and plaques on the planta pedum of a 47-year-old man that have been present for several years. Furthermore, there are multiple, skin-coloured or reddish scars in cases of multiple surgical removal of warts.
Naevus depigmentosus: congenital harmless localized pigment disorder, no surface progression. characteristic is, in contrast to the naevus anaemicus, the "calm" smooth-edged border of the spot.
psoriasis vulgaris. localized psoriasis. no further foci! chronic dynamic, red, rough plaque covering the entire left orbital region. in addition, in the 60-year-old woman, discrete, red, slightly scaly plaques have existed for several years on the elbows, knees, sacral region, rima ani, scalp and ears (retroauricular accentuation).
naevus anaemicus: congenital, marginal irregularly dissected, white, smooth spots. no redness after rubbing the spot. on glass spatula pressure the borders to the surrounding area disappear. brown colored, intralesional melanocytic naevi (speaks against vitiligo!)
Lichen sclerosus et atrophicus: massive infestation of the vulva with bulging sclerosing of the labia majora and labia minora, first changes had occurred 10 years ago.
Lichen sclerosus extragenitaler: small and large, partly sharply and partly blurredly bordered spots and plaques with parchment-like surface; in places spatter-like bleeding (chest area left).
Basal cell carcinoma sclerodermiformes: approx. 1.5 cm in diameter irritation-free, whitish plaque with conspicuous vessels running from the edge to the centre.
Psoriasis of the nails. single (only on the thumb), complete, crumbly onychodystrophy (psoriatic crumb nail). massive swelling and redness of the whole thumb, infestation of the joints in the ray (so-called sausage fingers).
Alopecia androgenetica in the female. classic, initial androgenetic alopecia of the female pattern, with preserved frontal hair and emphasis on the high-parietal hair areas in a 16-year-old female patient. secondary findings are generalized hypertrichosis since childhood. the patient's sister is also affected, previous generations are all free of symptoms.
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