This book provides a brief and comprehensive studying source for IMGs preparing for USMLE step 2 CS examinations. Unlike other sources, this book addresses the challenging aspects of the examination that IMGs commonly experience and describes the easiest approaches to understand the examination, prepare efficiently, recall key points and become confident as a test taker. The book is written in a simple language and it provides illustrations and mnemonics to facilitate recalling skills. Although the book is designed for IMGs, it is also a comprehensive source for AMGs as well.