Abstract:<h3>To the Editor. —</h3> The nosologic designation of numerous fine, acuminate, firm, keratotic palmoplantar papules resembling the spines of old-fashioned music box cylinders with histologic finding...<h3>To the Editor. —</h3> The nosologic designation of numerous fine, acuminate, firm, keratotic palmoplantar papules resembling the spines of old-fashioned music box cylinders with histologic findings of a compact parakeratotic vertical column (cornoid lamella) arising from a mildly thinned stratum malpighii with little or no granular or lucid layer includes<i>punctate keratoderma, punctate porokeratotic kera-</i><i>toderma, porokeratosis punctata palmaris et plantaris, and palmoplantar keratosis acuminata</i>.<sup>1</sup> In their article, Lestringant and Berge<sup>2</sup>described a family in whom many members demonstrated clinical and histologic findings characteristic of these lesions, and used the term<i>porokeratosis punctata palmaris et plantaris</i>. Since their patients lacked annular or centrifugally expanding lesions and there was no histologic evidence of dyskeratosis, this would argue against porokeratosis. Although a cornoid lamella was present in their patients' histologic specimens, it is not specific for porokeratosis.<sup>3</sup>They propagate the misconception that these lesions are porokeratosis and admit theyRead More
Publication Year: 1989
Publication Date: 1989-10-01
Language: en
Type: letter
Indexed In: ['crossref', 'pubmed']
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Cited By Count: 32
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