Skin biopsy, Cryotherapy, Electrodessication and curettage, UV light therapy, Intralesional injection therapy, Melanoma..., Hemangioma, Skin cancer, Squamous cell carcinoma of the skin, Nonmelanoma skin cancer, Basal cell carcinoma, Lichen planus, Atopic dermatitis, Acne, Psoriasis, Vitiligo, Rosacea, Tinea versicolor, Keloid scar, Actinic keratoses, Fungal skin infections, Impetigo, Bullous pemphigoid, Molluscum contagiosum, Wart, Allergic contact dermatitis