P. Wolf et al., DEVELOPMENT OF MALIGNANT-MELANOMA AFTER REPEATED TOPICAL PHOTODYNAMICTHERAPY WITH 5-AMINOLEVULINIC ACID AT THE EXPOSED SITE, Dermatology, 194(1), 1997, pp. 53-54
We report the case of a 82-year-old man who, after multiple treatments
with aminolevulinic acid photodynamic therapy for solar keratoses and
superficial squamous cell carcinomas, developed malignant melanoma at
the exposed site on the scalp.