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Seborrheic Keratosis

Herbert J. Deutsch, MD

Arch Otolaryngol. 1970;91(1):80-81.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

SEBORRHEIC keratosis is a common, benign skin tumor. The lesion is a pigmented epithelial growth which usually appears in later life. It appears primarily on the body and arms and to a lesser extent on the face and neck. Also referred to as a benign epithelioma and basal cell papilloma, the seborrheic keratosis has no relation to the seborrheic state or sebaceous glands. The growth begins as a light yellow area which increases in size and becomes more deeply pigmented usually turning brown. It is not indurated and may be covered with a thin, greasy scale, which can be rubbed off. A patient may possess one to two lesions or hundreds.

The main histologic types are the solid, acanthotic, and verrucous types.¹ All gradations and transitions occur between these two types. Microscopic examination reveals that the tumor protrudes above the horizontal place of the skin and rests on the . . . [Full Text PDF of this Article]

Author Affiliations
Philadelphia

From the Departments of Otolaryngology, Jefferson Medical College Hospital, Philadelphia.

Footnotes
Accepted for publication April 22, 1969.

Reprint requests to 905 N Kings Hwy, Cherry Hill, NJ 08034.

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