a tumor from the keratinocytes, characterized by abnormal, imperfect, or premature keratin development. See illustration.
warty dyskeratoma a solitary brownish red nodule with a soft, yellowish, central keratotic plug, most commonly occurring on the face, neck, scalp, or axilla, or in the mouth; histologically it resembles an individual lesion of keratosis follicularis.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
a benign solitary tumor of the skin, usually of the scalp, face, or neck, with a central keratotic plug; it appears to arise from a hair follicle, and microscopically resembles a lesion of keratosis follicularis but is larger, with more extensive epithelial downgrowth.
Synonym(s): isolated dyskeratosis follicularis
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