Mycid. hematogenic scattering reaction (Id reaction) in a very extensive tinea corporis treated with a systemic therapeutic agent; acute formation of an itchy, partly papular, partly also vesicular exanthema.
Granuloma anulare perforans, general view: Skin-coloured to reddish, rough, smooth, peripherally extending, centrally sinking, non-itching nodules on the back of a 40-year-old man.
Psoriasis capitis: chronic, solitary, for months, localized on the forehead and in the hairy area, sharply defined (arrows), symptomless, red, rough plaque with coarse surface scaling.
melanoma, malignant, amelanotic. for years in the region of the right dorsal lower leg localized (61-year-old man), slowly progressing in size, symptomless plaque measuring 1.5 x 2 cm, with coarsely lamellated scaling. the coloration is mainly red, only focally dark brown. the lower part of the tumor is flat-nodularly raised.
Lupus erythematodes chronicus discoides: large, sharply defined plaque with a central, clearly sunken (atrophy of the subcutaneous fatty tissue), poikilodermatic scar; the peripheral zones continue to show inflammatory activity.
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