Epidermodysplasia verruciformis treated using topical 5-aminolaevulinic acid photodynamic therapy

Karrer, Sigrid and Szeimies, Rolf-Markus and Abels, C. and Wlotzke, U. and Stolz, W. and Landthaler, Michael (1999) Epidermodysplasia verruciformis treated using topical 5-aminolaevulinic acid photodynamic therapy. BRITISH JOURNAL OF DERMATOLOGY, 140 (5). pp. 935-938. ISSN 0007-0963,

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Abstract

We describe a 65-year-old woman who had had wart-like lesions on the hands, lower arms and forehead for about 45 years, She had already had several basal cell carcinomas excised, Histological study electron microscopy and in situ hybridization [human papilloma virus (HPV)-types 5/8/12/14/19-23/25/36] of skin biopsies confirmed a diagnosis of epidermodysplasia verruciformis (EV). Photodynamic therapy (PDT) was performed using a 20% 5-aminolaevulinic acid ointment applied for 6 h to the lesions and irradiating using an incoherent light source (lambda = 580-740 nm, 160 mW/cm(2), 160J/cm(2)), Following PDT, blistering and crusting of the lesions occurred, but these healed completely within 2-3 weeks without scarring, and the cosmetic result was excellent. Six months after PDT a skin biopsy was taken. In situ hybridization was positive for HPV type 8 in skin which was clinically and histologically normal. Twelve months after PDT a few lesions had recurred on the hands. Although permanent cure of EV cannot be achieved by any therapy at present and single lesions continue to appear in this patient, topical PDT might result in better control of HPV-induced lesions.

Item Type: Article
Uncontrolled Keywords: 5-AMINOLEVULINIC ACID; PROTOPORPHYRIN; CONDYLOMATA; epidermodysplasia verruciformis; human papilloma virus; photodynamic therapy
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Dermatologie und Venerologie
Depositing User: Dr. Gernot Deinzer
Date Deposited: 19 Oct 2022 14:00
Last Modified: 19 Oct 2022 14:00
URI: https://pred.uni-regensburg.de/id/eprint/48265

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