This bo-ok offers read ers details in application of high-frequency ultrasound in dermatology, a new method playing increasingly important roles in diagnosis of skin diseases. At first, chapters introduce anatomy and ultrasound features of normal skin. Then terminology, image quality, and artifact of dermatolo gic ultrasound are presented. After that, ultrasound features of benign and malignant skin tumors, inflammation, autoimmune disease, and traumas are described with diagnostic tips for spec