Can a Leftover Tooth Root Cause Pain After Extraction?

In early January, I had my lower right wisdom tooth removed. The dentist wouldn’t allow me to handle or keep the tooth. My gum needed three weeks to close, which made me question whether everything was healing normally.

Not long after the procedure, I developed pain on the right side of my face, in my ear, and in the back of my left eye. While the facial and ear pain has decreased a bit, the discomfort behind my eye persists. I wonder whether a piece of the tooth may still be in the socket and causing an infection. Would that explain why my dentist wouldn’t let me see the tooth? Thanks. Nida from MD

 

Nida,

After a wisdom tooth extraction with an open socket, infection is uncommon because fluids can drain naturally. Infections occur more often when an impacted tooth requires stitches that close the gum over the site.

If a full root or a large fragment remains in the socket, the gum can heal over it, trapping bacteria in the jaw. This situation may lead to persistent pain, swelling, or infection.

Why Might Symptoms Linger After Tooth Extraction?

Lingering symptoms may require evaluation from another dentist, ideally an oral surgeon who can both diagnose and treat the problem. An X-ray provides the clearest way to see whether any tooth structure remains.

This process helps determine:

• Whether a retained root is causing symptoms
• Whether the bone has already healed over the area
• How complex the removal would be if needed

If a significant root was left behind, requesting a refund could be a reasonable next step.

Why Might a Tooth Root Fracture During Extraction?

Tooth roots sometimes break during removal, particularly in older adults whose roots may thicken over time. This complication can happen even with careful treatment and does not necessarily reflect poor care.

Appropriate management depends on the fragment size:

• Small tips in sensitive areas may remain without causing harm
• Larger pieces typically require removal by the dentist or an oral surgeon

Patients should always receive a clear explanation when this occurs.

Many patients want to see or keep their extracted teeth, and dentists often honor that request. If you asked but could not view the tooth, seeking clarification or another opinion would be reasonable.

Dr. Thaddeus Michalski, a Rocky Hill, Connecticut dentist, sponsors this post. Read why many of his patients say he is one of the best dentists in town.