Koebner phenomenon. isomorphic irritant effect in psoriasis vulgaris. striped plaques and linearly arranged psoriatic papules that have formed in scratch marks.
Coldurticaria. cold provocation test: A cold pack was applied to the patient's forearm for 20 minutes and fixed with a gauze bandage. Only a few minutes after exposure to cold, the patient reported itching, and when removing the pack, this flat urtica was clinically evident.
Prurigo simplex subacuta:0.3-0.4 cm large, red, centrally eroded or ulcerated, moderately sharply defined, interval-like, violently itching papules, which are shown in the present image detail in different stages of development.
Purpura pigmentosa progressiva: aetiologically unexplained (medication?) pronounced clinical picture that has been changing for several months with symmetrically distributed, disseminated, non-itching, yellow-brown, spots (detailed picture).
Dermatomyositis. Gottron papules in a 72-year-old woman. Smaller, striated, reddish-livid papules appear, which confluent in the region of the end phalanges to form flat plaques. Strongly pronounced nail fold capillaries on dig. III and V. The Keining sign was strongly positive in the clinical examination.
Lichen planus. large-area lichen planus formed by aggregation of small papules (see upper edge of the large plaque in the middle of the picture). distinct lichenification; only moderate passagonal itching. wickham's pattern is recognizable.
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.