Two cases of hidroacanthoma simplex are reported. In this growth, well-defined islands of glycogen-laden, small and uniform cells are present within a somewhat acanthotic epidermis. Histologic features supporting Smith and Coburn's concept of sudoriferous nature of these neoplasms are listed.
Mehregan AH, Levson DN. Hidroacanthoma SimplexA Report of Two Cases. Arch Dermatol. 1969;100(3):303–305. doi:10.1001/archderm.1969.01610270045010
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