Secondarymilia in an underlying disease with blister formation: Pinhead-sized, spherical, yellowish-white, raised nodules on the back of the hand and fingers of an 8-week-old boy with Epidermolysis bullosa simplex Koebner. Isolated erosions of a few millimeters in size after healed blisters.
Psoriasis vulgaris. p soriasis of the scalp (untreated condition). Chronic stationary, disseminated, silvery scaling, large-area, adherent plaques of a previously skin-healthy 6-year-old boy, localized at the capillitium. Remark: In contrast to seborrhoeic eczema of the scalp, psoriasis exceeds the line of the hairline.
Lichen planus of the lip red. white-striped, not wipeable, smooth spot and plaque formation of the lip red with some erosive parts. distinct sensitivity to touch. secondary findings: reticular, whitish plaques of the buccal mucosa.
Psoriasis capitis: chronic, months-old, moderately sharply defined, symptom-free, whitish (scaly deposits), rough plaque with coarse surface scaling, located on the forehead and in the hairy area of the head.
Bourneville-Pringle Phacomatosis, splashlike white spots on the skin, so called ash leave macules, a rather discreet café au lait spot on the inner side of the thigh, which also appears in a less conspicuous form on the extensor side of the thigh.
herpes simplex virus infection. typical clinical finding of genital herpes simplex. in a 30-year-old patient grouped standing erosions in the area of the inner preputial leaf. burning pain. previously there were small, tightly stretched blisters instead of the erosions. several times before the patient suffered from similar skin changes.
Circumscripts of scleroderma (plaque-type). 24 months ago, a progressive, 26 x 21 cm large, flat, partially white-porcelain-like indurated area appeared for the first time in a 21-year-old patient. Additional findings were extensive brownish hyperpigmentation as well as multiple, partly very dark pigmented nevi in a trunk accentuated distribution.
Folliculitis decalvans. 4 years of persistent, chronically active, progressive, red, follicle-related, rough, partly scaly, partly solitary, partly confluent papules on the capillitium of a 46-year-old man. In between, skin-coloured or white, hard, smooth, scarred plaques appear on which the follicles are completely missing.
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