Ann Dermatol.  2018 Apr;30(2):249-251. 10.5021/ad.2018.30.2.249.

Disseminated Superficial Actinic Porokeratosis in a Vitiligo Patient Undergoing Treatment with Long-Term Narrowband Ultraviolet B

• Shin EJ
• Gwak MJ
• Jeong KH
• Lee MH

• KMID: 2414697
• DOI: http://doi.org/10.5021/ad.2018.30.2.249

Abstract

No abstract available.

MeSH Terms

Humans
Porokeratosis*
Vitiligo*

Figure

• 

  Fig. 1 Clinical and histopathological findings and punch biopsy specimen from disseminated superficial actinic porokeratosis on the abdomen. (A~C) Small round hyperpigmented macules with a keratotic, thread border on her face and abdomen. Histopathological findings show a shallow, keratin-filled invagination. Cornoid lamella with irregularly arranged keratinocytes in the spinous layer (C: H&E, ×400).

Reference

1. Kawara S, Oiso N, Kawada A. Disseminated superficial actinic porokeratosis in a patient undergoing treatment with long-term narrowband ultraviolet B for psoriasis. J Dermatol. 2011; 38:585–587. PMID: 21914157.

2. Lee HS, Kang JS, Park KB. A case of porokeratosis induced by topical PUVA in a vitiligo patient. Korean J Dermatol. 1992; 30:131–134.

3. Takahashi H, Takahashi I, Iinuma S, Honma M, Iizuka H. Disseminated superficial actinic porokeratosis in a psoriasis patient with a long-term sun-bathing habit. J Dermatol. 2015; 42:532–533. PMID: 25720967.

4. Wu CS, Yu CL, Wu CS, Lan CC, Yu HS. Narrow-band ultraviolet-B stimulates proliferation and migration of cultured melanocytes. Exp Dermatol. 2004; 13:755–763. PMID: 15560759.

5. Schallreuter KU, Tobin DJ, Panske A. Decreased photodamage and low incidence of non-melanoma skin cancer in 136 sun-exposed caucasian patients with vitiligo. Dermatology. 2002; 204:194–201. PMID: 12037447.