Lichen planus. overview with pathognomic fine-tissue architecture of the LP. ligamentous (not reaching into the deeper parts of the dermis) lymphocytic infiltrate which is "crowded" closely to the epithelium. moderate, continuous acanthosis and hypergranulosis as well as severe orthohyperkeratosis. in the right section of the picture distinct cleft formation in the area of the dermo-epidermal junction zone.
Acrodermatitis papulosa eruptiva infantilis. disseminated standing, partially eroded papules in an 18-month-old infant. HV only to be assessed in the context of the overall picture.
acne, majorca acne. single papules. round papules with ectatic papillary capillaries. in the surroundings numerous equally sized round sweat gland ostia in sun-tanned skin.
Syphilide, papular: multiple, disseminated, dense, small, reddish papules and nodules on a tanned integument in a 67-year-old patient; distinctly palpable, non-painful axillary and inguinal lymph nodes.
transient acantholytic dermatosis. detail enlargement from previous overview. initial papules, about 1-2 mm in size, deep red with slightly eroded, occasionally scaly surface, characterize the picture. in addition, older plaques (top right) resulting from confluent papules with slight marginal scaling are visible. the nikolski phenomenon is negative.
Lichen planus exanthematicus. 4 months old, distinctly itchy exanthema with pinhead-sized, slightly raised, partly isolated, but also aggregated to larger plaques, smooth, shiny, red papules. Streaky arrangement of the efflorescences in scratch or rub marks (Koebner phenomenon; seeleft half of the buttocks).
Drug exanthema, maculo-papular multiple, acutely occurring, generalized, strongly itching, mainly distributed on the trunk and extremities, mostly confluent, smooth papules and plaques in a 28-year-old man. Occurrence after systemic application of Diclofenac
Dermatosis, acute neutrophils: reddish-livid, succulent, pressure-dolent, infiltrated, solitary and partly confluent papules, which confluent to plaques. 1 week before the onset of the disease a fever attack with temperatures > 38 °C occurred.
Please login to access all articles, images, and functions.
Our content is available exclusively to medical professionals. If you have already registered, please login. If you haven't, you can register for free (medical professionals only).
Please complete your registration to access all articles and images.
To gain access, you must complete your registration. You either haven't confirmed your e-mail address or we still need proof that you are a member of the medical profession.