Prurigo simplex subacuata: typicaldistribution pattern of the interval-like itchy, scratched, inflammatory papules and plaques. in places the changes are also linearly arranged. numerous atrophic scars are also visible. known poorly controlled diabetes mellitus. onset of chronic terminal renal insufficiency
Acne, Mallorca acne. acute (after sun exposure 14 days ago), in UV-exposed areas (especially face, upper arms, décolleté, back), 0.1-0.3 cm in size, moderately consistent, itchy, follicular, red, smooth raised areas (papules, pustules).
Pityriasis lichenoides et varioliformis acuta: after febrile infection, acutely occurring exanthema with differently sized, symmetrically distributed, hardly itching, intact and eroded or ulcerated papules
Dermatitis herpetiformis: chronically recurrent course of the disease. disseminated, burning, itchy, urticarial papules, papulo-vesicles and erosions. lesions are aggregated to larger plaques (here circled). p. detail images.
Blaschko-lines: along the Blaschko-lines on the back of a 9-month-old boy a large-area, (discrete) epidermal nevus is visible for the first time in the 3rd month of life.
Malasseziafolliculitis: disseminated, follicle-bound inflammatory papules and papulopustules on the back of a 45-year-old patient; no evidence of acne vulgaris; no formation of comedones.
Acne papulopustulosa: Multiple, chronically dynamic, disseminated, follicle-bound, 2-8 mm large, inflammatory, red papules and papulopustules and comedones on the back of a 19-year-old man.
Malasseziafolliculitis: Detail magnification: Disseminated, follicle-bound, inflammatory, 0.5-3 mm papules and papulopustules on the back of a 66-year-old female patient
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)
Dyskeratosis follicularis. chronic dynamic, partly loosely disseminated, partly grouped standing, partly aggregated to plaques, brown papules first manifested in childhood. distinct itching with excoriations on the skin lesions.
Angioma, senile. multipe, chronically stationary,1-4 mm large, sharply defined, initially light red, later dark red to violet, soft, flat papules. patient reported severe seborrhea on the integument.
Xanthomas, eruptive: 0.1-0.3 cm in size, yellow-brown, flat raised, superficially smooth and shiny, disseminated, clearly consistent papules in dense seeding in a 45-year-old patient with known hyperlipoproteinemia type IV. Seeding increasing since 6 months preferably on trunk and back. Clinic is typical, histology is diagnostic.
type I neurofibromatosis, peripheral type or classic cutaneous form. numerous smaller and larger soft papules and nodules. several so-called café-au-lait spots.
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