Erythrodermic psoriasis: erythrodermia that has existed for several months in previously known psoriasis. universal redness with coarse lamellar scaling. the clinical picture of erythrodermia is not "diagnosis-defining". erythrodermia can occur as a maximal variant of several clinical pictures.
Erythema chronicum migrans. 3-month-old findings are shown here. 10 days after tick bite on the right upper arm of a forester a roundish-oval, disc-shaped, sharply edged, centrally blistering, livid red erythema developed which slowly expanded centrifugally.
Drug exanthema, maculo-papular: extensive, generalized, symmetrical, severe itching (and painful; skin is sensitive to touch) maculo-papular exanthema, which has existed for 2 days, preceded by a feverish viral infection treated with antibiotics and non-steroidal anti-inflammatory drugs.
Urticaria pigmentosa. general view: Differently large, disseminated, flat, oval or round, exanthematically distributed, brownish-red spots on the trunk and thighs of a 34-year-old female patient. An elevated dermographism can be triggered.
Lupus erythematosus acute-cutaneous: a clinical picture known for several years with a variable course of the disease; extensive regression of the acute symptoms under immunosuppressive therapy.
Hand-Foot-Mouth Disease: since about 1 week, painful, blisters, pustules and papules on hands and feet; about 2 weeks before, unspecific flu-like prodromas.
Mycosis fungoides patch stage: multiple, red, symptomless patches, whose longitudinal axis is partially aligned with the cleavage lines; in summer after tanning significant improvement.
eczema atopic in childhood: 14-year-old adolescent with generalized atopic eczema. striking grey-brown, dry skin. multiple scratched papules and plaques. extensive, therapy-resistant pyoderma on the left thigh (developed after traumatic abrasion)
Vasculitis leukocytoclastic (non-IgA-associated): multiple, since 1 week existing, on both legs symmetrically localized, irregularly distributed, 0.1-0.2 cm large, confluent in places, symptomless, red, smooth spots (not compressible).
Striae cutis distensae: Fresh (red), symmetrical striae after many years of internal and local (steroid inhalation) therapy with glucocorticoids for bronchial asthma.
Chronic contact allergic dermatitis of the capillitium (see discreet, but clearly itchy erythema) as well as of the neck and nape of the neck, triggered by para-phenylenediamine .
Dermatitis, phototoxic: chronic dermatitis with fine to coarse lamellar desquamation of the skin and brown pigmentation, in this case after prolonged use of a cosmetic. Normal sun exposure.
Airborne Contact Dermatitis: Acute, massively itching and burning dermatitis, which is limited to the freely carried skin areas, the lower border only blurred (leaking eczema foci), a typical feature of contact allergic eczema.
Erythromelalgia. seizure-like, painful, hyperemic, reddened and swollen skin of the hands and feet with increased sensitivity to heat. there is burning pain and oedema.
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