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Article
January 30, 1915

THE SYMPTOMATOLOGY AND TREATMENT OF SEBORRHEIC KERATOSES

Author Affiliations

KANSAS CITY, MO.

JAMA. 1915;LXIV(5):403-408. doi:10.1001/jama.1915.02570310023008
Abstract

Few physicians appreciate the important part played by seborrheic keratoses in the pathogenesis of carcinoma of the skin. A material, if not absolutely essential, factor in the etiology of both basocellular and prickle-cell cancer is a peculiar quality of the skin, a quality which may be inherited but is usually acquired, and which is characterized by harshness and dryness, with more or less evidence of long-standing dry seborrhea. In the production of these cutaneous changes, age is an important, but not indispensable, factor. Long-continued exposure to strong sunlight and to sudden atmospheric changes aids in the preparatory process. The custom of applying a local descriptive term to a skin of this kind is unfortunate, for it tends only to confuse the unsophisticated. The so-called "sailor's skin" is by no means confined to those who follow the sea. Typical examples of the condition are probably far more frequent on the plains

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