Urticaria pigmentosa (overview): Adult form of Urticaria pigmentosa (erythroderma). With a history of many years, continuous increase in spot density. The inlet shows the confluence of numerous red spots.
Felty Syndrome. recurrent exanthema with urticarial papules (a few mm to 2 cm in size) in a 35-year-old patient. in addition, recurrent fever attacks, polyarthritis and LK swelling occurred.
Lupus erythematosus, subacute-cutaneous. Within a few months developing, light-emphasized exanthema with multi-forms and large plaques. No feeling of illness. High titre SSA-Ac.
Teleangiectasia macularis eruptiva perstans: discrete, moderately itchy, disseminated, 0.2-0.5 cm large, roundish, red or reddish-brown spots interspersed with telangiectasia; urticarial reaction when rubbed vigorously over the spot (Darier's sign).
Eczema atopic (overview): severe atopic eczema existing for years, mainly flexural in the adolescence, generalized for 2 years now. massive steady itching, intensified after sweating. distinct, extensive scaling and crustal deposits. numerous scratch marks.
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!)
Teleangiectasia macularis eruptiva perstans. 58-year-old patient with a generalized, flekc-shaped clinical picture which has existed for years and shows a constant progression. itching during sweat-inducing efforts and mechanical exposure of the affected skin areas. close-up with bizarre teleangiectatic vessel convolutions.
Vitiligo: spots depigmented with varying degrees of intensity. vertical arrow above: focus in advanced uniform repigmentation. horizontal arrow: uniform but still incomplete repigmentation. vertical arrow below: new roundish focus in older already (incomplete) repigmented area.
Type I Neurofibromatosis, peripheral type or classic cutaneous form. Since puberty slowly increasing formation of these soft, skin-coloured or slightly brownish, painless papules and nodules. Several café-au-lait spots.
Chronic photo-ageing of the skin: moderately pronounced photo-ageing of the skin; in addition to an extensive base tan, irregularly configured pigment spots; further splashes of depigmentation.
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