General Surgery Board Review: A Guide to the 99th Percentile is aimed at general surgery residents preparing for the annual in-service training exam and board exam in the United States. It is also appropriate for senior level medical students rotating through surgery and mid-level providers, and it can be utilized as a study guide throughout residency training. This guide offers a comprehensive review of clinically relevant anatomy, pathophysiology, diagnosis, treatment, and outcome for each surgical disease process. It provides a fundamental understanding of all surgical specialties, the opportunity for improved clinical performance, and an avenue for residents to reach their potential on yearly in-service training exams and the national board exam. The information is high yield, frequently tested, and can be quickly referenced in the clinical environment, or while taking practice exam questions. In addition, the conceptual basis of both the preoperative workup and surgical approach are underscored, and the rationale behind clinical decisions is emphasized. Dr. Ravi Morchi, MD has experience of over five years of general surgery residency, two years of surgical work in resource-limited environments abroad, and 15 years of clinical experience in emergency care. Utilizing the information in this guide, he achieved the 99th percentile on every yearly in-service training exam as a general surgical resident, and one of the top scores in the nation on the written board exam. This guide provides all of the information on surgical and sub-specialty surgical topics that a resident within the United States is expected to know.