Lupus erythematosus, subacute-cutaneous. Within a few months developing, light-emphasized exanthema with multi-forms and large plaques. No feeling of illness. High titre SSA-Ac.
contact dermatitis toxic: 41-year-old female patient who noticed these painful striated red plaques after accidental contact with a corrosive fluid. the configuration of the efflorescences is evidence of an exogenous mechanism. the "unphysiological" stripe pattern completely excludes endogenous triggering.
Psoriais pustulosa generalisata: pustular exanthema that develops within a few weeks in patients with known psoriasis; the figure shows a state already in the process of healing with a racy flake detachment
Giant keratoakanthoma: 4 cm in diameter large, painless lump with peripheral lip formation and central horn plug. Initial rapid growth, now no detectable size growth for several months.
Nummular Dermatitis: General view: For about 6-7 years persistent, strongly itching, solitary or confluent, coin-sized, infiltrated papules and plaques on the back of a 75-year-old female patient; in some cases small, dot-shaped, white, disseminated, atrophic scars are visible.
Lichen planus verrucosus. 1 year old, constantly itchy, blurred, firm plaque with a wart-like surface structure. The clinical findings are to be distinguished from those of a Lichen simplex chronicus (Vidal ).
Balanoposthitis plasmacellularis. 2 years (!) of varying degrees of persistent, burning and itching, sharply limited redness and erosions of the glans penis and prepuce in a 60-year-old patient, following preputial adhesions and frenuloplasty.
Malasseziafolliculitis:multiple, acutely occurring, dynamic, disseminated, follicle-bound, 0.2-0.6 cm large, inflammatory red papules and papulopustules on the back of a 53-year-old female patient. Severe seborrhea, following acne vulgaris in young adulthood; secondary findings include melanocytic naevi and isolated seborrheic keratoses.
Swimming pool granuloma, detail magnification: 2 cm diameter, red-livid, discretely scaling node at the base joint of the left index finger of a 60-year-old aquarium owner.
Dermatitis herpetiformis: Multiple, prickly, itchy, scratched excoriations on the buttocks of a 35-year-old female patient. 1 year of intermittent progression.
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