Exfoliatio areata linguae. for several years alternating, map-shaped, plaque free, red, smooth areas. light burning with acidic food (e.g. fruit juices)
psoriasis seborrhoeic type: recurrent, location-constant and therapy-resistant "seborrhiasis" for several years. no like for atopic disease. extensive infestation of face and capillitium. itching and feeling of tension. note: in case of such an extensive infestation a systemic therapy is recommended (e.g. MTX, alternatively Fumarate).
Lichen planus of the vulva: for months itching, burning and pain when urinating. 42-year-old female patient with extensive erosions, rhagades, veil-like white discoloration in the upper third of the large labia.
keratoakanthoma classic type: 6-year-old patient. development of this 1.1 cm in diameter large nodule in 6 weeks. somewhat stalked painless solid nodule. the central horn plug has formed only in the last 3 weeks.
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.
Zoster: in segmental distribution (Th4), grouped vesicles on reddened skin in a 38-year-old man. Moderate pain, healing without complications, no postzosteric neuralgia.
Livedo reticularis: right shoulder of a 24-year-old woman after sauna visit with cold shower. The completely symptom-free anular erythema disappears completely after 10-20 minutes.
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
Erysipelas. acutely appeared, blurred, laminar redness and swelling, on the right side nasal and paranasal in a 64-year-old woman; accompanied by a slight temperature rise and chills.
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.
Keratocanthoma centrifugum marginatum: Plate-like, centrally ulcerated giant keratoakanthoma over the sternum, persisting for about 8 months, with considerable light damage.
Myxoma, cutaneous. reddish rim of a papule with central crustal coating after evacuation of a mucous content in the area of the forehead hairline of a 36-year-old female patient.
Nummular dermatitis: Detail enlargement: Sharply defined, 2-6 cm large, inflammatory reddened, coin-shaped plaques on the left shoulder blade in a 7-year-old girl.
Toxic contact dermatitis: Enlargement of a section: extensive redness and swelling, in places with confluent formation of vesicles and blisters; beginning scaling (central section).
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.
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