Erythema multiforme: suddenly occurring, itchy, disseminated exanthema with cocard-like plaques which has been present for 4 days. here the finding on the lower leg. striated arrangement after external stimulus. s. isomorphism (Koebner phenomenon).
Rhagade. 75-year-old patient with a hyperkeratotic ?fingertip eczema? that has been present for years. Deep, extremely painful oblong substance defects that occur repeatedly at the same sites. No clinical signs of a local infection.
Lichen planus of the vulva: itching for months. 35-year-old female patient with veil-like white discolouration of the large labia marked by arrows. Fig. from Eiko E.Petersen, Colour Atlas of Vulva Diseases, with the permission of Kaymogyn GmbH Freiburg.
Cheilitis simplex. radial rhagades on altogether dry lips. In case of a proven atopic diathesis the cheilitis shown here is considered as monosymptomatic atopic eczema (Cheilitis atopica).
Thrombangiitis obliterans. 32-year-old patient with a nicotine abuse lasting for years and a patchy palmar erythema existing since 6 months as well as mummified fingertip necroses.
syphilis early syphilis. primary effect. primary effect since 3 weeks. ulcer, rough, little pressure dolent. the lesion can be grasped like a rough plate between index finger and thumb. TPHA already positive.
artefacts. numerous, partly excoriated papules in the sense of scratch artefacts on the breasts of a 34-year-old woman. the patient denies the artefact component. rapid healing under bandages (diagnostically almost proving an artificial mechanism)
Stevens-Johnson syndrome: acutely occurring, extensive, painful erosions of the red of the lips, the mucous membrane of the lips and the tongue in a 22-year-old man.
Pityriasis lichenoides et varioliformis acuta: acutely occurring "colorful" exanthema with differently sized papules measuring 0.2-0.8 cm, erosions, and encrusted ulcers.
Pyoderma gangraenosum. Continuously progressive, multiple, small, very pressure-painful, smeary-coated ulcers on the left lateral margin of the foot and two sides of the toes in a 71-year-old female patient with a plasmocytoma. The periulcerous surroundings show bluish-brownish streaks.
pyodermic ulcer of the skin: moderately deep, large ulcer; characteristic are the circulatory (as if grazed) borders. ulcer smearily documented. cultural evidence of klebsielles and pseudomonas aeruginosa. the cause is a care error; no known underlying disease.
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