Lichen myxoedematosus: Densely standing, skin-colored, also light-glassy appearing, clearly increased in consistency, only slightly itchy, shiny, 0.1-0.2 cm large (not follicular - do not notice any relation to the follicles demonstrably) nodules (border area); clear linear arrangement of the nodules.
Collagenosis, reactive perforating. 12-month-old female patient: Itchy papules with a central depression and a hyperkeratotic clot on the upper back and the upper arm extensor sides.
Molluscum contagiosa: colourful picture with multiple, 0.2-0.3 cm large, yellowish, firm, shiny, sometimes itchy nodules; furthermore small scars and crusty, reddened papules (molluscs in spontaneous healing).
Parapsoriasis en plaques, large: symptomless, well limited. disseminated stains and plaques. When the skin is wrinkled, a cigarette-paper-like pseudoatrophic architecture of the skin surface is visible (important diagnostic sign!).
Molluscum contagiosa: Molluscs in different stages of development; small, shiny, freshly formed papules; molluscs that are still fully developed and encrusted molluscs in regression.
Molluscum contagiosa: colourful picture with multiple, 0.2-0.3 cm large, yellowish, firm, shiny, sometimes itchy nodules, sometimes small scars and crusty papules (spontaneously healed molluscs).
Xanthoma disseminatum: chronic form of xanthogranulomatosis with symmetrically distributed, here truncated, symptomless, red-brown, surface-smooth papules.
Impetigo herpetiformis. 2nd trimester pregnancy. pustular, flexural exanthema with highly red papules, pustules which merge to form large-area anal plaques. Typical are the inwardly directed collerette-like scaling margins.
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