This completely updated 4th edition retains the easy-to-use handbook format of the previous successful book, while fulfilling the need for a review of the content. Taking into consideration recent advances in systemic and topical treatments, state-of-the-art lasers, and the latest evidence-based recommendations, it now includes biologic agents for psoriasis and their use as off-label treatments in other skin disorders, targeted agents for malignant melanoma and basal cell carcinoma, and new treatment modalities for rosacea, acne, atopic dermatitis, and urticaria, to name but a few.The...