Sooty keratosis - Altmeyers Encyclopedia

Synonym(s)

Soot black

Definition
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Precancerosis in the scrotal area of chimney sweeps due to intensive soot contact.

General therapy
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In case of occupational skin disease, a dermatologist's report and initiation of a dermatological procedure. According to § 3 BeKV (Ordinance on Occupational Diseases ), a patient with an occupational dermatosis must be treated preventively "by all suitable means" to prevent an occupational skin disease at the expense of the statutory accident insurance institution.

Operative therapie
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Complete surgical removal with a small safety margin is the therapy of choice, since degeneration into spinocellular carcinomas occurs more frequently than in actinic keratoses (see keratosis actinica). In multiple foci, if necessary, electrodesiccation with curettage, cryosurgery, laser (_{CO2 laser}) or attempt of an external therapy with 5-fluorouracil (e.g. Efudix).