Dental implants have a success rate of approximately 95% over 10 years — but failure does happen. Recognizing early warning signs allows for intervention before the implant is lost.
Early vs. Late Failure
Early failure occurs in the weeks to months after placement, before osseointegration (fusion with the bone) is complete. Late failure occurs months to years after a successfully integrated implant. Early failure is usually related to inadequate bone, infection, or poor healing. Late failure is more often associated with peri-implantitis (implant gum disease), excessive biting forces from grinding, or systemic conditions that compromise bone health.
Warning Signs to Watch For
Pain at the implant site after the initial healing period is always worth investigating. Movement or looseness in the implant — even slight — is a significant concern. Difficulty chewing on the implant side. Swelling, redness, or discharge around the implant. Receding gum tissue around the implant revealing the metal post. Radiographic evidence (visible on X-rays) of bone loss around the implant. Do not ignore any of these signs.
What Peri-Implantitis Is
Peri-implantitis is an inflammatory condition that affects the gum and bone surrounding an implant — similar to gum disease around natural teeth. It is caused by bacterial biofilm and can progress rapidly if untreated, eventually resulting in enough bone loss to cause implant failure. Risk factors include a history of periodontitis, smoking, diabetes, and poor oral hygiene. Preventing peri-implantitis requires meticulous home care and regular professional maintenance.
What to Do If You Suspect a Problem
Contact your dental provider immediately if you notice any of the warning signs above. Early intervention is critical — caught at an early stage, peri-implantitis can often be managed with professional cleaning and antibiotics. At Smileworks Dental in Calgary, we provide implant aftercare and maintenance. Do not wait to see if the problem resolves on its own.