DD Erythroplasia: Balanitis plasmacellularis: For 1.5 years recurrent, in the meantime also healing, multiple, temporarily burning, red, rough, sharply defined, velvety granulated plaques on the glans penis in a 53-year-old patient. slight urinary incontinence.
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.
Squamous cell carcinoma of the skin: ulcerated, temporarily painful and burning, erosive plaque on lichen sclerosus et atrophicus, which has been present for years (still clinically detectable).
Squamous cell carcinoma of the skin: carcinoma of the nail bed, which was misjudged as a fungal disease of the toenail and whose infiltrating growth had led to an almost complete onychodystrophy.
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)
Syphilide, papular. multiple, acute, still increasing, generalized (trunk, extremities, palms, soles of feet affected), predominantly isolated, 0.1-0.3 cm in size, confluent in places (chest region), red or reddish-brownish, rough, slightly scaly papules or plaques. There is also fatigue, generalized, non-painful lymphadenopathy and positive syphilis serology. Typically, infestation of palms and soles of feet occurs.
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.
rosacea papulopustulosa: centrofacially localized redness, inflammatory papules and pustules. infestation of the eyelids. recurrent keratoconjunctivitis.
keloid. large, brown to brown-red, very rough, smooth nodes with a jagged edge structure. not painful to the touch, with significant pressure considerable pain. postoperative condition after excision of several acne nodes in the sternal region.
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