Subcutaneous emphysemas result when air is forcefully introduced underneath soft tissues, which can lead to dissection of the fascial planes in the affected area. Although it is of rare occurrence during dental procedures especially endodontic treatment, it is important that dental practitioners are well aware of this condition, as it may be detrimental to patient and distressing to dentist. Hence it becomes imperative that dental health care providers are able to diagnose and treat this potentially fatal complication. This article presents a case of subcutaneous emphysema (which occurred during routine endodontic procedure) along with the guidelines for management and prevention of this complication.