To the Editor.—
Dysplasias occur in all organs. They are common and easily discerned in the skin. The epidermis and its appendages or adnexa, and the dermis alone or in combination with the epidermis, are subject to a large variety of embryonal and genetic malformations. Nevus verrucosus, ichthyotic conditions, nevus sebaceus, and idiopathic fibromatoses are examples. Hamartomatous hyperplasias of the pilosebaceous apparatus are especially common. Nevus comedonicus is an uncommon anomaly of the latter sort, and therefore, I report a particularly rare example of it. Certain terminological and conceptual aspects of previous reports are discussed.
Report of a Case.—
A 48-year-old man was admitted to Bellevue Hospital because of complications from a cutaneous condition that had been present since birth. Until three years before admission, the condition had been asymptomatic, although exceedingly distressing cosmetically. Since then, severe inflammatory changes and attendant symptoms had occurred. The patient was, and had been,
Rodriguez JM. Nevus Comedonicus. Arch Dermatol. 1975;111(10):1363–1364. doi:10.1001/archderm.1975.01630220127017
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