This book provides a reference guide in the field of dermatology, presenting and discussing its interface with public health.Dermatological diseases are extremely common in populations around the globe, and the systematization of knowledge about these dermatoses and their relationships with different epidemiological factors may help us to understand the challenges that governments and private institutions face and must try to overcome in order to improve global health. Undergraduate and graduate students, dermatologists and general practitioners who study and / or work in the area will find scientific support in this book, which is intended as a reference work for dermatological practice and public health.The book has ten sections addressing carefully selected topics, including: 1. concepts in  dermatoepidemiology and the international strategies in programs of Public Health; 2-6. the most significant skin diseases (including dermatology in tropical medicine); 7.