Impetigo contagiosa. unusually extensive findings (lack of care) in a 22-year-old woman with atopic eczema. extensive, yellowish-smeared crusts and scales. fresh pustules can be detected in the marginal area of the lesions. the finding is classic for contagious impetigo, which is less frequently found in adults, more frequently in infants.
Pemphigoid gestationis: Intensely itching exanthema since 4 weeks with multiple, generalized, symmetrical, truncated, large red plaques with isolated, bulging blisters.
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.
ILVEN: Since early childhood conspicuous, elongated to triangular configured papulokeratotic inflammatory skin change on the right cheek of a 14-year-old female patient.
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.
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.
Scabies in a 3-year-old child: a generalized clinical picture that has been present for several months, with massive itching, disseminated scaly papules and plaques.
Psoriasis palmaris et plantaris. multiple, firm, red, rough papules and plaques with firmly adhering cap-like scaling. 14 days before, the patient had experienced a massive pustular thrust of the previously known psoriasis.
scabies. vein-shaped, rough papules with massive, especially nocturnal itching. larger plaques only in case of eczematization. predilection sites: interdigital folds of hands and feet, areolas. head and neck are free.
granuloma anulare, classic type: 41-year-old female patient. the shown anular skin change developed from a small papule up to this size. currently a solitary, 5 x 3.5 cm large, brown-red plaque is visible, which is clearly elevated at the edges and flattened in the center. the surface is atrophic and of parchment-like texture. the normal line pattern of the skin is missing. there is fine-lamellar scaling.
Cellulitis eosinophile: unusually extensive skin findings, with a clinical picture that has existed for several weeks, with fatigue and tiredness as well as erysipelas-like erythema that gradually conflates into larger areas.
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