Parapsoriasis en plaques,grandes plaquesForm (Parapsoriasisen grandes plaques): completely symptom-free, yellow-brown (purpura pigmentosa-like), sharply defined spots; only when the skin is wrinkled is a cigarette-paper-like pseudoatrophic architecture of the skin surface discernible (important diagnostic sign!).
Lichen (ruber) planus ulcerosus: extensive infestation of the feet with verrucous and crusty deposits and therapy-resistant deep ulcers with rough edges.
Psoriasis with pronounced affection of the buttocks region. The symmetrical affection of the buttocks region can be seen as Köbner phenomenon. Circumscribed a previously known keratosis follicularis.
zoster in the trigeminal region. multiple, acute, half-sided localized vesicles and roundish erosions with short life span, localized on the tongue and oral mucosa. fibrin-covered erosions, white plaques and mucous membrane fragments. pain in the oral cavity and severe toothache, sometimes preceding the symptoms.
Lymphomatoid papulosis. reflected light microscopy (detail): In the initial phase of a papule eruption a concentric or radial pattern of punctiform or garland-like vascular ectasia is visible. partially brownish background pigment (oxidative haemoglobin degradation).
Vulvitis caused by A-streptococci in an 8-year-old girl with moderately severe redness of the vulva. Fig. from Eiko E. Petersen, Colour Atlas of Vulva Diseases, with the permission of Kaymogyn GmbH Freiburg.
Eyelid dermatitis atopic: brownish-reddish hyperpigmentation of the eyelids in a 14-year-old female patient with atopic eyelid dermatitis who also reported severe itchy flexor eczema.
Acrodermatitis chronica atrophicans: Symptoms existing for 1 year with an acral accentuated, inhomogeneous, blurred, edematous, red, rough swelling on the back of the right foot and extending to the lower leg in a 70 year old female patient.
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