psoriasis vulgaris. plaque psoriasis. solitary, chronically inpatient, intermittent, sharply delineated, reddish, silvery scaly plaques localized in the face in a 6-year-old girl. erythrosquamous plaques also appear on the extensor sides of the arms and legs. symmetrical infestation. positive family history.
Melanoma malignes, type SSM: 2.8x 1.8 cm large black plaque with a nodular part on the back; small satellite; inlet close up and reflected light microscopic image.
Contact dermatitis toxic: Detail enlargement: Hyperkeratotic plaques and rhagades on the right palma of a 61-year-old independent craftsman with regular contact to tin-containing soldering paste.
Pityriasis rosea: A maculo-papular to plaque-like, slightly to moderately scaly exanthema with coin-like filled foci that persists for a few weeks; in the breast area also large, anular formations.
Pustulosis palmaris et plantaris: massive (sterile), painful pustulosis of the soles of the feet after a febrile (streptococcal) infection. large pustules, in places confluent to form larger "pus puddles". associated pressure-painful arthritis (swelling) of the sternoclavicular joints
Dermatosis, acute neutrophils: reddish-livid, succulent, pressure-dolent, infiltrated, solitary and partly confluent papules, which confluent to plaques. 1 week before the onset of the disease a fever attack with temperatures > 38 °C occurred.
Bowen's disease: Chronically stationary, slowly increasing in area and thickness, sharply defined, meanwhile clearly increased in consistency, symptomless, red, rough, partly scaly, partly erosive, partly crusty plaques on the left thumb extension side of a 63-year-old man; characteristic is the occurrence mainly in the area of light-exposed skin areas.
Dermatitis, seborrheic: Therapy-resistant seborrheic eczema in a 32-year-old HIV-infected person. improvement under highly active antiretroviral therapy (HAART).
Bowen, M.. 22-year-old, 4 x 2 cm, slightly progressive, erythematous, scaly plaque on the back of a 68-year-old patient, which was for a long time misjudged as chronic inpatient psoriasis vulgaris and treated accordingly.
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