Lichen planus atrophicans. atrophying lichen planus existing for 10 years, which manifested itself predominantly on the left foot. recurrent formation of blisters and ulcers. the chronic ulcer on the sole of the foot presented here turned out to be a squamous cell carcinoma.
Hypomelanosis guttata idiopathica: Multiple, chronic, for years increasing, disseminated, mainly at the light exposed areas, preferably localized on the stretching side, 0.2-0.4 cm large, round, symptomless, white, slightly rough spots.
acrocyanosis: typical picture of the red, cold foot in a 42-year-old chain smoker. variable course. erythema not painful. occurs at an ambient temperature of 20ºC and less. also in stressful situations
Tinea pedum. general view: Discrete, well defined, heart-shaped, reddened, slightly scaly erythema and hyperkeratosis on the left inner side of the foot in an 80-year-old female patient with exacerbated tinea pedum. The prominent hallux valgus is altered with the same efflorescences.
Eczema atopic (in dark skin): here as partial manifestation of a generalized (face, neck, hands, lower leg and back of the foot) extrinsic atopic eczema Chronic brown-grey, blurred, itchy, rough plaques on lichenified skin.
Acrodermatitis chronica atrophicans. cigarette-paper-like wrinkles on the edematous swollen, flat erythematous right foot. a broad erythematous stripe ran along the tibia. the patient reported pain and instability while walking, but a neuroborelliosis was excluded.
Urticaria pigmentosa:differently sized, disseminated, flat, oval or round, brownish-red spots on the trunk, buttocks and thighs; 52-year-old female patient. Continuous proliferation of the spots for years. No evidence of systemic infestation.
Rhagade: Recurrent, painful, deep, extremely schematic skin tear in the hyperkeratotic skin of the heel with underlying psoriasis plantaris, especially in the winter months.
Ecchymosis syndrome, painful. intermittent manifestation of painful skin bleeding in a 52-year-old manic-depressive woman. Initial development of edematous, overheated, pressure-sensitive erythema, followed by development of bleeding and slow expansion of the skin changes.
Vegetative pyoderma of the back of the foot in the case of a previously known, long-standing venous leg ulcer; smearily coated wound bed, blurred edges.
Spider veins. dark blue-red, 0.5-2.0 mm wide, tortuous varicose veins with irregular, ampulla- or nodular ectasia on the medial right thigh of a 69-year-old woman.
Dyshidrotic dermatitis: chronic recurrent hyperkeratotic dermatitis of the hands and feet. recurrent episodes with itchy blisters. no signs of atopy. no contact allergy
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