Medical emergencies in dental practice are those adverse medical events that occur in the course of dental treatment. Although most emergencies are not life-threatening but every dental practitioner must have the knowledge and skill for the diagnosis and management of medical emergencies to handle the stressful condition before the arrival of medical help. Medical emergencies are rare in practice but could lead to significant morbidities if proper management couldn't be provided quickly and efficiently. This book "Medical Emergencies in Dental Office" deal with various commonly occurred emergencies in dental office and provide knowledge about their prevention and management. This book contains fourteen chapters related to commonly and frequently found diseases of various human body systems worldwide e.g cardiovascular diseases, respiratory diseases etc. This book provide a thorough knowledge about history taking, general examination, measurements to prevent medical emergencies, various laboratory test and proper management of medically compromised patient. This book has been well addressed for the benefit of dental surgeons and other staff working in the field of dentistry.