Skin operations* 289 Malignant neoplasms 93 Malignant melanoma 77 Dyschromia 70 Acne 65 Contact dermatitis, eczema 59 Psoriasis 45 Benign neoplasm 39 Viral warts 15 Diseases of the nail 9 * Procedures do not include skin grafts. Note: Based on 2,075 dermatology claims from 1985 to 2001 reported to ...