Problems · Infection

Post-Treatment Infection

Most post-operative discomfort settles within days. Infection that spreads is a medical emergency — and a common negligence theme.

5 min readUpdated November 2025
Clinical scene, dental infection management
Common patterns

Where infection typically starts

  • Untreated dental abscesses left to spread over months.
  • Retained root fragments after extraction.
  • Contaminated root canal treatment sealed under a crown.
  • Peri-implantitis around a badly-placed implant.
Serious risks

How bad it can get

Untreated dental infection can progress to Ludwig's angina, cavernous sinus thrombosis or systemic sepsis — all life-threatening. Even lesser infections often mean bone loss, tooth loss and expensive reconstruction.

The standard

What competent care looks like

Early recognition of the signs, appropriate antibiotics, drainage where needed and prompt onward referral. Repeatedly reassuring a patient in obvious pain is a hallmark of negligent management.

A confidential first step

Not sure whether what happened crosses the line? Take a private, five-minute view with a specialist. in confidence.

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