This book is written in a concise and simplified way so that it can be palatable and practiced practically in day-to-day life. Additional chapters of Eye, ENT, Gynecology and Obstetrics have been added in a very brief manner. These chapters have been reviewed by the respective experts in these subjects. This book will provide an algorithmic approach to diagnose and will be helpful to give proper management. The book presents in brief the etiology, clinical presentation, investigations and management of various diseases encountered in clinical practice on a day-to-day basis. Covers diseases pertaining to almost all the body systems with emphasis on genetics, poisoning, psychiatric disorders, electrolyte and acid-base imbalance, and specific diseases pertaining to vitamin deficiency. Presented in a format which is easy to understand with accentuated bullet points for quick referral. Written by an expert well known for his academic inclination and capability.