Ann Dermatol.  2017 Aug;29(4):506-508. 10.5021/ad.2017.29.4.506.

Porokeratosis Ptychotropica Coexisting with Tinea Corporis

• Lee S
• Choe SJ
• Ahn SK

• KMID: 2388958
• DOI: http://doi.org/10.5021/ad.2017.29.4.506

Abstract

No abstract available.

MeSH Terms

Porokeratosis*
Tinea*

Figure

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  Fig. 1 Confluent and verrucous hyperkeratotic plaques and plaques with marginal induration and scales on the perianal and gluteal region. (A) Pretreatment, (B) after 6 weeks of treatment.

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  Fig. 2 Multiple parakeratotic columns and disappearance of the granular layer underneath (multiple cornoid lamella). H&E, ×100.

Reference

1. O'Regan GM, Irvine AD. Disorders of epidermal differentiation and keratinization: porokeratosis. In : Fitzpatrick TB, Goldsmith LA, editors. Fitzpatrick's dermatology in general medicine. 8th ed. New York: McGraw-Hill Medical;2012. p. 563–568.

2. Kim JW, Kim KS, Kim CH, Oh CH, Song HJ. Coexistence of porokeratosis of mibelli and disseminated superficial actinic porokeratosis (DSAP). Ann Dermatol. 2000; 12:144–147.

3. McGuigan K, Shurman D, Campanelli C, Lee JB. Porokeratosis ptychotropica: a clinically distinct variant of porokeratosis. J Am Acad Dermatol. 2009; 60:501–503.

4. Collgros H, Iglesias-Sancho M, Aldunce-Soto MJ. Recalcitrant papules and plaques on perianal area and buttocks. JAMA Dermatol. 2014; 150:1007–1008.

5. Pitney L, Weedon D, Pitney M. Porokeratosis ptychotropica: a rare variant with discrete lesions. Australas J Dermatol. 2015; 56:e28–e29.