Scabies: severe, generalized, long-term untreated, only moderately itching scabies, with infestation of the entire integument. extensive, psoriasiform, pyodermic skin lesions. Remark: clear neglect of the patient.
Varicella: Detail of a vesicular exanthema existing since a few days; here shown a centrally navelled, already in regression, flat, hardly tensed pustule with an erythematous border.
Psoriasis palmo-plantaris. dry keratotic plaque type (only little successful pre-treatment) with sharply limited (typical is the sharp limitation to the field skin of the wrists, distinction to chronic hand eczema). painful rhagades in the skin tension lines (see ball of the hand).
Psoriasis palmaris et plantaris. dry keratotic plaque type. non pretreated psoriasis palmaris. in a 42-year-old man, these sharply defined, rough, hyperkeratotic plaques, which have existed permanently for months, appear in the area of the right palm.
Ulcus cruris venosum. solitary, chronically stationary, retroangulary localized (typical CVI position), 7.0 x 4.0 cm in size, sharply and angularly limited, moderately painful (depending on position), red ulcer. extensive, brown induration of the ulcer environment (dermatolipofasciosclerosis). detectable chronic venous insufficiency.
Impetigo contagiosa. unusually extensive findings (lack of care) in a 22-year-old woman with atopic eczema. extensive, yellowish-smeared crusts and scales. fresh pustules can be detected in the marginal area of the lesions. the finding is classic for contagious impetigo, which is less frequently found in adults, more frequently in infants.
Xanthoma disseminatum: chronic form of xanthogranulomatosis with symmetrically distributed, here truncated, symptomless, red-brown, surface-smooth papules.
keratosis palmoplantaris papulosa seu maculosa. severe keratosis of the planta pedum in a 26-year-old woman. since early childhood multiple, small, isolated, wart-like horny cones with a rough, scaly surface are visible. a melanocytic nevus is also present on digitus III.
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