Psoriasis of the hands: here partial manifestation in the context of generalized psoriasis. No preexisting conditions. The acral affection led to massive psoriatic onychodystrophies.
Acanthosis nigricans maligna: Severe infestation of the back with hyperkeratotic papules on yellow-brown hyperpigmentation in a 75-year-old female patient with ovarian cancer.
Atopic eczema in children/adolescents: 3-year-old toddler with previously known atopic eczema; for several weeks increasing severe eczematization with excruciating itching, elevated nummular (also borderline) crusty and weeping plaques; evidence of gram-positive coccus.
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.
Granuloma anulare disseminatum. general view: Non-painful, non-itching, disseminated, large plaques on the abdomen of a 43-year-old female patient. no diabetes mellitus.
Psoriasis vulgaris Psoriatic plaques around a larger and smaller (between the senile angioma shown above and the melanocytic nevus shown on the right) seborrhoeic keratoses (see also nevus, melanocytic, Meyerson's nevus).
Malformation vascular: Clinical picture of Angiokeratoma corporis circumscriptum, a non-syndromal mixed capillary/venous malformation with verrucous plaques and nodules. First manifestation in early childhood. Continuous growth since then.
Chronic hand dermatitis: extensive chronic dermatitis of the back of the hand and the interdigital spaces between the fingers; distinct lichenification and dandruff formation.
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