Solitary, acute, flat, moderately sharply bordered, hardly elevated, skin-coloured, little increased in consistency, strongly itchy, flat wheals localized on the right arm.
Dermatitis, phototoxic. detail enlargement: pronounced erythema on the fingers of the left hand. 2 x 1 cm measuring, flaccid bladder with clear content at the index.
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; when removing the pack, this flat wheal limited to the site of exposure was clinically evident.
Scleroderma systemic: edematous swelling of the hands and fingers. when stretching the fingers, white discoloration of the tense skin areas (see right index finger) occurs. Raynaud's syndrome known for several years. increased sensitivity to cold, rheumatoid joint complaints, ANA:1:620; SCL70AK+.
Acute allergic contact dermatitis: 6 days ago, the first acute, itchy, blurred erythema on the left wrist with blistering after wearing a metal bracelet.
Acrodermatitis chronica atrophicans: extensive, oedematous, tender red erythema as well as flaccid atrophy with cigarette-paper-like folding of the skin on the right hand of a 77-year-old woman. For 2 years there has also been joint pain in both hands and both shoulder joints as well as gait insecurity with proven neuroborreliosis. The fingernails are partly dystrophic (see stripy leukonychia) and partly no longer firmly connected to the nail bed.
Fasciitis, necrotizing. foudroyant running, primarily underestimated, highly painful clinical picture with high fever and massive swelling of the left hand. Patient with several years of immunosuppressive therapy.
Multiple keratoakanthomas: multiple, reddish-brown, firm papules, up to 1,0 cm in size, with the characteristic picture of a keratoakanthoma (central corneal plug with surrounding epithelial lip formation); distinct itching.
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