Granuloma pyogenicum (pyogenic granuloma) Following a hammer blow, the 42-year-old carpenter has an erosive, slightly bleeding, fast and exophytic growing, spherical knot on his right thumb.
melanoma, malignant, acrolentiginous. incident light microscopy. streaky, brown (melanotic) hyperpigmentation of the nail plate. complicating superimposition: fresh, red splatter-like bleeding after still recallable trauma).
Psoriasis vulgaris Psoriatic plaques around a larger and smaller (between the senile angioma shown above and the melanocytic nevus shown on the right) seborrhoeic keratoses (see also nevus, melanocytic, Meyerson's nevus).
Metastasis: Chronic dynamic confluent nodules in a 78-year-old woman with metastasized malignant melanoma in the right inguinal region, about 7 cm in diameter, protruding about 3-4 cm, erythematous, partly crossed by telangiectatic vessels.
Dermatitis, hypereosinophilic: generalized, partly papular, partly plaque-like, considerably itchy exanthema with disseminated, 0.3-1.5 cm large, red, papules which have merged into plaques in the middle of the thigh.
Dermatoliposclerosis. 64-year-old female patient with known CVI. For years increasing hardening of the distal and middle US third (so-called bottle bone). Extensive hyperpigmentation of the skin with coarse increase in consistency.
Chronic hand dermatitis: extensive chronic dermatitis of the back of the hand and the interdigital spaces between the fingers; distinct lichenification and dandruff formation.
Purpura, thrombocytopenic: colorful picture with fresh, punctiform, red bleedings as well as older, yellowish, hemosiderotic inclusions (see following figure)
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