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July 1981

Historical Note: Koebner on the Isomorphic Phenomenon

Author Affiliations

From the Department of Medicine and the Division of Dermatology, University of South Florida College of Medicine, Tampa; and the Department of Dermatology, University of Miami School of Medicine.

Arch Dermatol. 1981;117(7):415. doi:10.1001/archderm.1981.01650070043022

• An item communicating his remarks on psoriasis, published in 1872, carries what is probably the earliest characterization by Heinrich Koebner of the isomorphic phenomenon. A translation is presented.

(Arch Dermatol 1981;117:415)