Mixed connective tissue disease. hyperkeratoticnail folds with elongated capillaries and focal haemorrhages. Note the splatter-like scars on the back of the fingers as well as the expression of focal, now healed scarred, cutaneous vascular occlusions.
Hamartoma, eccrine. Since the age of 1 year existing pressure-painful nodules with local hyperhidrosis and a verrucous surface at the end of the finger of a 12-year-old boy. No subjective symptoms.
Type I Neurofibromatosis, peripheral type or classic cutaneous form. Permanent, multiple, skin-coloured, calotte-like bulging, soft, smooth papules and nodules in the area of the back of the hand and the sides of the fingers. Positive bell-button phenomenon: subcutaneous tumours protruding like hernia through the skin can be pushed back with one finger.
Panaritium, which developed in an HIV-infected patient approximately 3 months after a previously successful antiretroviral therapy with the protease inhibitor indinavir.
Paronychia candidamycetica. chronic paronychia with severe (candida-)onychodystrophy with accompanying Raynaud's syndrome. under pressure yellowish pus empties from the paronychium.
Dry keratotic plaque type Chronically active, intermittent plaques, plaques and rhagades in a 48-year-old man, which have been present for more than 10 years, especially on the palm and fingers, multiple, rough, red, scaly, blurred and blurred spots, plaques and rhagades.
Rhagade. 75-year-old patient with a hyperkeratotic ?fingertip eczema? that has been present for years. Deep, extremely painful oblong substance defects that occur repeatedly at the same sites. No clinical signs of a local infection.
Swimming pool granuloma. general view: For several months, continuously growing, completely painless redness and gradual plaque formation at the left forefinger base joint of a 60-year-old aquarium owner. 3 cm in diameter, red-livid, with central rhagade, painless, red knot at the base joint of the left forefinger covered with coarse scales.
Verrucae vulgar. up to 0.6 cm in size, skin-coloured to whitish, chronic, rough papules and nodules with a verrucous surface in the area of the finger extensor sides. autoinoculation!
Verrucae vulgares (detailed picture): flat wart bed with subungual infiltration. This constellation results in considerable therapeutic complications. It is important to exclude a verrucous carcinoma.
Verrucae vulgares: solitary but also densely standing, to beds aggregated, hemispherical, 0.2-0.8 cm large, coarse, mostly skin-coloured or grey-yellowish papules or nodules with fissured, hyperkeratotic-verrucous surface.
Bowen's disease: sharply defined plaque that has existed for 2 years, interspersed with scales, crusts and erosions. Clear actinic damage to the skin of the back of the hand (therapy: 5% Imiquimod cream, 3 x per week under occlusion, complete healing).
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