With implant dentistry comes potential complications. This issue is devoted uncovering and treating these complications. Articles will include: Use of CBCT to detect early implant failure, Neurosensory disturbance after dental implants, Peri-implantitis, Risk factors for implant failure, Complications after implant placement, Complications of sinus lift for implant placement, Complications of implant retained prosthesis, Esthetic failure, Prosthetic failure, Implant failure after immediate placement, Biologic markers in failing implant, and more.