Erythema gyratum repens: Anular, also garland-shaped, slightly infiltrated, reddish-brown plaques, sometimes scaly. No itching. Known bronchial carcinoma.
Basal cell carcinoma, superficial, atrophic, orthokeratotic epidermis; in the center bud-like tumor bundle of dense basaloid epithelial cells protruding into the papillary body; palisade position and distinct cleavage are recognizable; dense diffuse lymphocytic infiltrate; on the right side an incised hair follicle.
drug exanthema, maculo-papular. multiple, acute, since 4 days existing, generalized, symmetrical, initially isolated, 0.1-0.2 cm large, later on large, about 30 cm large, homogeneous, marginally bizarrely dissected, smooth, red spots. no fever, no lymphadenopathy. occurs 6 days after taking non-steroidal anti-inflammatory drugs due to a sports injury.
atopic dermatitis: eminently chronic dermatitis, with blurred, itchy, red, rough, flat plaques. known (only slightly pronounced) rhinoconjunctivitis allergica. IgE normal. no atopic FA. DD: a seborrhoid form of psoriasis can be excluded . R morphologically, a tinea corporis should be considered.
Nipple, accessory: solitary, 0.8 cm high, symptomless, brown plaque with a decentralized pointed conical papule and coarsely felted surface; previously known circumscribed scleroderma.
Netherton syndrome: clinical picture already manifested in childhood with the formation of large, also circulatory, garland-like, brown-red or red surface-rough, scaly plaques; numerous type I sensitizations.
ILVEN: Clinical findings in a 17-year-old adolescent with erythematosquamous and papulokeratotic, locally verruciform skin lesions on the left side latero-thoracic and on the back.
psoriasis vulgaris. psoriasis guttata. 48-year-old patient. discreet inpatient psoriasis vulgaris (elbow, capillitium), known for about 10 years. exanthematic relapse after streptococcal infection (angina tonsillaris). the figure shows a still relapse-active (see numerous spot-shaped psoriatic foci) exanthematic psoriasis vulgaris with small, scaly, reddened papules and coin-sized plaques.
Xanthogranulom juveniles (sensu strictu). solitary, soft elastic, yellowish, completely painless plaques. no darier sign! 8-month-old female infant. size growth in the first months of life.
Mycosis fungoides, detail enlargement: Coin-sized oval plaques with atrophic surface and parchment-like folding on the lower leg of a 70-year-old female patient.
Microsphere. 2 weeks of persistent, size progressive, itchy plaques measuring 2.5 x 2.5 cm as well as 1.5 x 1 cm with distinct scaling, edge accentuation and central pallor in an 11-year-old boy. The skin lesions developed from 2 small papules which appeared for the first time about 2 weeks before.
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