Dermatitis perioralis. periorally localized, large red spots, smallest follicular vesicles and papules. perioral dermatitis is characterized by an inflammation-free zone immediately adjacent to the red of the lips. 21-year-old woman with several months of therapy with an extemporaneous formulation containing glucorticoids.
Lichen planus (classic type): extensive infestation of the soles of the feet. At the treads, the (classic) morphological structure of the LP is no longer recognizable due to an even confluence of efflorescences. In the area of the hollow foot, diagnosis per aspect is possible.
Sweet syndrome: reddish-livid, succulent, pressure-dolent, infiltrated, solitary and partly papules confluent to plaques over the spinal column in a 47-year-old female patient. 1 week before the onset of the disease intake of cotrimoxazole due to a urinary tract infection. temperatures > 38 °C
Calciphylaxis, cutaneous. 13-month-old, chronically progressive, painful, coarse, partly ulcerated, red to livid plaques on the lower leg of a 58-year-old woman. The surrounding area is partly changed in a livedo manner.
Psoriasis: pre-treated psoriatic plaques and papules (relapsing-active psoriasis). The textbook described scaling is missing (caused by pre-treatment). However, this is rather the normal finding nowadays.
Pityriasis lichenoides chronica:slightly itchy maculo-papular exanthema which hasbeenpresent for several months; here detailed picture of the lower leg.
Granuloma pyogenicum (pyogenic granuloma) Following a hammer blow, the 42-year-old carpenter has an erosive, slightly bleeding, fast and exophytic growing, spherical knot on his right thumb.
Dermatitis, hypereosinophilic: generalized, partly papular, partly plaque-like, considerably itchy exanthema with disseminated, 0.3-1.5 cm large, red, papules which have merged into plaques in the middle of the thigh.
Pityriasis lichenoides chronica: 16-year-old, otherwise healthy patient, with a polymorphic papular exanthema on the trunk and extremities, which has been present for several months and is intermittent. no itching. no other symptoms. the lesions heal with a delicate depigmented scar.
Dermatitis perioralis. perioral localized, flat redness (compare the surrounding normal skin), follicular papules and individual pustules. clinical picture in a 22-year-old Ethiopian woman after several months of therapy with a glucocrticoid ointment.
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