Arthritis urica: sudden spontaneous and painful (difficult to walk) redness and swelling (circled in black) of the right metatarsophalangeal joint of the big toe.
Plaques muqueuses: disseminated, localised red, symptom-free plaques confluent in the centre of the tongue with preserved papilla structure (see following figure).
Rhagade in chronic actinic cheilitis: A deep, narrow, elongated defect of the lower lip which has existed for several weeks and is covered with crusts.
Lupus erythematodes chronicus discoides. overview: Disseminated, scarring, leading to the loss of hair follicles (clinically scarring alopecia), high parietal in a 52-year-old. surrounded by still active foci of CDLE. in the square a scarring area with in places still preserved, in places already destroyed (arrow mark) follicular structure.
Vasculitis leukocytoclastic (non-IgA-associated): multiple, since about 1 week existing, localized on both lower legs, irregularly distributed, 0.1-0.2 cm large, confluent in places, symptomless, red, smooth spots (not compressible).
Demodex folliculitis: chronic bilateral follicular dermatitis with extensive reddening. previously known rosacea. for months, however, unexpected significant worsening of the findings. S following figure.
Malasseziafolliculitis: disseminated, follicle-bound, inflammatory, 0.5-3 mm papules and papulopustules on the back of a 32-year-old female patient; frequent, even long-term, antibiotic therapy due to bacterial cystitis.
Ecchymosis syndrome, painful seti 6 months of recurrent, painful, extensive skin bleeding on the abodes and extremities in an otherwise healthy 69-year-old female patient
Boils. 38-year-old patient with recurrent boils. 2.5 x 2.0 cm large, spontaneously formed, pressure-marked, flat raised lump with yellow necrotic tip and scaly crown.
Dyskeratosis follicularis: 74-year-old woman. large , hyperkeratotic zones with reddish, partly macerated papules and firmly adhering, partly eroded, confluent keratoses on the capillitium and in the facial area preauricularly, existing since early childhood. the patient has a somewhat neglected appearance. the skin lesions have a foetal odour. the lesions increase with sweating or heat, especially in the warm season.
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