Emergencies

Dental emergencies: what families need to know

Dr. Brian Hu
Written & medically reviewed by Dr. Brian Hu, DMD
Published April 2025 · Updated April 2025 · 3 min read
Dental emergencies: what families need to know
Key takeaways
  • Most dental emergencies come from either trauma or a hidden cavity that makes a tooth fracture while eating.
  • If there is facial bleeding or a lip laceration, go to the hospital first, then follow up with a dentist for the tooth.
  • A single X-ray usually shows whether a chip is superficial or extends deep enough to need a root canal.

If a tooth chips at dinner or a child takes a fall during a soccer game, the most useful thing to know is this: not every dental emergency needs the hospital, but all of them deserve a dental follow-up. Knowing what to do and what to look for makes the moment far less frightening.

We sat down with Dr. Brian Hu to talk through the most common dental emergencies families face, and the practical steps to take when they happen.

What are the most common dental emergencies?

According to Dr. Hu, most dental emergencies fall into two categories. They result either from trauma, such as sports injuries and falls, or from eating, when an existing cavity causes a tooth to fracture unexpectedly.

Significant impact is not always required to damage a tooth. A hidden cavity can weaken a tooth enough that eating something soft, such as bread, is what finally triggers a break.

What should you do first?

For trauma involving facial impact, Dr. Hu recommends starting with careful observation. Look for bleeding and other signs of injury before deciding where to go.

The next steps depend on what you find:

  • If there is facial bleeding or a lip laceration, go to a hospital emergency room first so the facial injury can be properly evaluated. After hospital care, contact a dentist to assess the tooth.

  • If a tooth chips while eating with no facial trauma, skip the hospital and call a dental office directly to have the tooth examined.

This split matters because the hospital and the dental office solve different problems. The hospital handles soft-tissue and facial injuries; the dental office handles the tooth.

How does a dentist assess the damage?

The assessment process is straightforward. A dentist examines the tooth and takes an X-ray to determine whether the damage is superficial or extends deep into the tooth structure.

That single X-ray reveals a lot. It helps show whether the issue needs a simple fix, root canal therapy, or another intervention.

Internal damage matters most. The dentist checks whether there is bleeding inside the tooth itself, because that changes the treatment. A simple chip is handled very differently from a fracture with internal bleeding.

Can it be treated right away?

Dr. Hu is honest that same-day definitive treatment cannot always be guaranteed, since it depends on scheduling. Immediate relief, however, almost always is. A dentist can smooth rough edges, prescribe antibiotics when appropriate, and provide emergency pain management before scheduling the final treatment.

Quick-reference guide

  • Trauma with facial bleeding or cuts: Visit the hospital first, then follow up with a dentist.

  • Trauma without facial bleeding: Call a dental office to have the tooth examined.

  • Tooth chips or breaks while eating: Call a dental office — a hidden cavity may be responsible.

  • Pain or discomfort: A dentist can often provide same-day relief before the full repair.

The takeaway is reassuring. Even when same-day definitive treatment is not possible, a dental team can manage discomfort and protect the tooth until comprehensive care is scheduled. The worst thing you can do is wait and hope a fractured or painful tooth settles on its own — it rarely does, and the problem usually grows.

Frequently asked

Do I need to go to the emergency room for a broken tooth?

Not usually. If the break happened while eating and there is no facial bleeding or cut, call a dental office directly. Reserve the hospital for trauma involving facial bleeding, lip lacerations, or a suspected jaw injury, then follow up with a dentist for the tooth itself.

Can a dentist treat a dental emergency the same day?

Same-day definitive treatment cannot always be guaranteed because it depends on scheduling, but immediate relief usually can. A dentist can smooth a rough edge, prescribe antibiotics if needed, and manage pain before booking the full repair.

Can a tooth break without a hard impact?

Yes. A hidden cavity can weaken a tooth enough that biting into something soft, such as bread, is enough to make it fracture. That is why a tooth that chips while eating still needs an X-ray, not just a quick look.

Dr. Brian Hu, BSc · DMD
Medically reviewed by

Dr. Brian Hu, BSc · DMD

Dr. Brian Hu, BSc, DMD, is a UBC-trained general dentist and the owner of Creekside Dental Langley. He has been licensed in BC as a Full Dentist since 2016 and provides family, general, restorative, implant, cosmetic, and emergency dental care, in English and Mandarin.

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