Head and neck ultrasound is a kanon radiological examination performed at most hospitals. It is an important topic and all specialist registrars in radiology will need to learn how to scan the organs and structures of the head and neck. This book covers normal anatomy and provides a comprehensive account of pathological processes in all of the head and neck structures, including the vasculature. With excellent diagrams and high quality images, it illustrates the key technical and diagnostic steps needed by both trainee and established radiographers or radiologists. It provides clear guidance on scanning technique, potential pitfalls and common problems, and how to achieve optimum image quality. Key topics include: normal anatomy of the head and neck region, practical scanning technique, the salivary glands, the thyroid and parathyroid, lymph nodes, cystic masses, the larynx, what the surgeon needs to know and why, biopsy techniques and basic vascular ultrasound.