Pruritus brachioradialer: frequently occurring unpleasantly prickly itching on the extensor forearms (including upper arms + back of the hand). more pronounced after UV exposure. significantly better after application of "cool packs". known chronic cervical spine syndrome.
Leprosy lepromatosa: Stiffening ofthe fingers in a claw-like position; closure of the fist no longer possible; encircling the clinically conspicuous atrophy of the interosseous musculature (m. interosseus dorsalis I).
Lichen planus exanthematicus: for several months persistent, itchy, generalized, dense rash with emphasis on the trunk and extremities (face not affected); as single florescence a 0.1-0.2 cm large, rounded, brown to reddish-white papules and plaques with a verrucous surface appear.
Chilblain lupus. early stage with livid-red, surface smooth, painful plaques. clinical picture reminiscent of chilblain (frostbite lupus). no other systemic signs of lupus erythematosus.
Dermatitis herpetiformis. disseminated, mostly eroded papules (vesicles not detectable here!) on the elbow and the extensor side of the forearm. recurrent course for months with tormenting, prickly itching.
Cumulative toxic hand dermatitis: diffuse, burning reddening of the skin in a 44-year-old patient who is performing professional cleaning work in a service company.
Leishmaniasis, cutaneous. 12 weeks old, 1.5 x 1.2 cm in size, slowly progressing in size, solitary, slightly pressure dolent, red, rough lump with ulceration in the center. History of previous vacation in Egypt. No systemic complaints.
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