“…Until now, topical ALA-PDT has been successfully used for the management of superficial skin tumors such as basal cell carcinoma, Bowen's disease, and actinic keratoses. 12 Inflammatory diseases of the skin, such as psoriasis and localized scleroderma, 13,14 and human papillomavirus-induced dermatoses, including condyloma acuminatum, epidermodysplasia verruciformis, and verruca vulgaris, [15][16][17] respond positively to ALA-PDT. However, to our knowledge PDT has not been described for the treatment of granulomatous skin disorders affecting the dermis.…”