Psoriasis: Extensive, untreated plaque psoriasis, in addition to larger, in places confluent plaques, smaller papules and plaques as a sign of shear activity.
dermatitis, seborrhoeic: 60-year-old patient with blanden own and family history of psoriasis. recurrent HV on the trunk for years. no itching. no evidence of dermatophytes. multiple, chronically inpatient, figured, borderline, non-itching, little scaling, clearly borderline, garland-shaped erythema.
Lichen sclerosus extragenitaler (and genital): generalized, itchy Lichen sclerosus with small and large, partly sharp and partly blurred bordered spots, plaques and erosions, known for years.
Collagenosis, reactive perforating. detail enlargement: solitary, 0.3-1.3 cm large, red papules with a coarse central horn plug. the smaller papules correspond to an early stage of the disease.
Dimorphic leprosy of the lepromatous type: borderline leprosy of the lepromatous type with multiple, large, plate-like, borderline inflammatory lesions (type I leprosy reaction).
psoriasis vulgaris. psoriasis guttata. general view: several, chronically inpatient, on the back disseminated, partly confluent, erythematous, silvery scaly papules and plaques of a 6-year-old boy. the skin changes had been conspicuous for the first time 6 months ago.
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. characteristic for neurofibromas are consistency and the bell-button phenomenon (the papules can be pressed into the skin under pressure). on the flanks on both sides large café-au-lait spots up to 8 cm in diameter. the simultaneous detection of several café-au-lait spots secured the clinical diagnosis here.
Erythema anulare centrifugum: multiple, chronically active, centrifugally growing, ubiquitous, non-itching, red, marginal rough, scaly, firm, anular plaques; the edges of the plaques are palpable like a wet "wool thread".
Hyperpigmentation, caloric. 55-year-old female patient, who was treated for several months with heat applications because of back problems. At the heat contact points, partly anular, partly reticular, partly flat, dirty-brown hyperpigmentation can be seen.
Acne fulminans: for months, known Acne vulgaris; now for several months intermittent febrile occurrence of rapidly melting, painful pustules Laboratory: inflammation parameters significantly increased, neutrophil leukocytosis (>10.000/ul)
Eczema atopic (overview): severe, universal (erythrodermic) atopic eczema. exacerbation phase since about 3 months. patient with rhinitis and conjunctivitis with pollinosis. total IgE >1.000IU.
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