photodynamic therapy , employing either hematoporphyrin derivative or dihematoporphyrin ether as the photosensitizer and an argon-pumped tunable dye laser as the activating light source , was used to treat ten patients who had primary or recurrent basal or squamous cell carcinoma or infiltrating ductal cell carcinoma lesions metastatic to the skin .
C0121300
hematoporphyrin derivative
C0058031
dihematoporphyrin ether