This practical guide presents an up-to-date, comprehensive yet concise collection of the most frequently used measurements in musculoskeletal studies carried out in children and adolescents through the different radiological modalities. The book covers the measurements applied on various anatomical regions in a succinct and easy-to-use structure, with additional chapters dedicated to specific techniques and focused evaluations. It provides radiological images, informative drawings, and diagrams to describe each measurement and explain its applications and role in specific diseases. Also, the book identifies potential difficulties regarding positioning and techniques and offers tips to avoid misinterpretation. The book is a handy reference for everyday use and helps practitioners evaluate pediatric musculoskeletal studies by providing precise instructions on how to perform accurate measurements and interpret them to obtain an accurate diagnosis.