a phenomenon that occurs in skin diseases, especially psoriasis and lichen planus, in which the characteristic lesions of the disease appear in linear form in response to such trauma as cuts, burns, or scratches.
H. Koebner (1834-1904), German dermatologist
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Koeb·ner phenomenon (kerbґnər) [Heinrich Koebner, German dermatologist, 1838–1904] see under phenomenon.Medical dictionary. 2011.