Complications and loss of implants can cause wastage, both in terms of time and financial resources. Loss of integration can be sometimes difficult to restoring an edentulous space more difficult than prior to implant placement. Implant placement should not be undertaken without careful consideration of many variables, including systemic and localhost factors and the design of a prosthesis. Treatment planning decisions should be made based on the best for long-term success.This book will discuss the various complications and failures related to Dental Implantology under its limitations.