Odontomas: What They Are and How They're Treated

 X-ray showing Odontoma
Published Date:
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Reading Time: 7:min
Published Date:
Updated Date:
Reading Time: 7:min

Some dental conditions are quiet. Too quiet, in fact. Odontomas fall into that category. They rarely make noise, yet they change things beneath the surface. And people usually have no idea about them. While malocclusions, teeth shifting , discoloration, or other cosmetic dental issues are fairly well known, odontomas are not.

So, an odontoma is technically a type of tooth tumor. It’s benign, harmless, but oddly structured. Hence, it can interfere with tooth eruption, displace teeth, or cause swelling. However, there’s more to it. Here’s a deeper dive.

What Is an Odontoma?

Some people call it a tumor in teeth. Others say dental odontoma. Professionals stick with “odontoma.”

An odontoma is a dental tumor made of the same materials your teeth are made of. Enamel, dentin, cementum, and pulp. So it’s like your mouth accidentally decided to grow a tooth… inside or beside a tooth. Almost like teeth twins, but not the right kind.

It’s classified as a benign tumor, so it doesn’t spread or cause cancer. But it does get in the way. And that’s the main reason it needs attention. That being said, how does an odontoma form?

How Odontomas Form (The Strange Science behind It)

Scientists still don’t fully know why odontomas form. Genetics plays a role. Trauma too. Sometimes a hit to the face sets off strange growth patterns in developing teeth. Developmental issues are also a possibility.

Then there are people who’ve done absolutely nothing, but with a chance X-ray, find something resembling a tiny, confused molar hiding in their jaw. Life is wild like that. The important thing to know is this: odontomas don’t happen because of poor hygiene, bad habits, or neglect. They aren’t your fault.

With that said, odontomas are of two major types. Let’s explore them a bit.

What Are the Types of Odontomas?

Odontomas come in two main varieties: Compound and Complex.

What Is a Compound Odontoma?

These look like tiny, fully formed teeth. Little “denticles.” Almost adorable, if you forget they’re growing inside your jaw. Compound odontoma teeth clusters usually appear in the anterior (front) section of the upper jaw.

What Is a Complex Odontoma?

These are more chaotic. A jumbled mass of enamel and dentin that doesn't resemble any recognizable tooth shape. Imagine the building materials of a tooth thrown into a blender. Complex odontomas are typically found in the molar area.

Why Distinguish Them?

Because location, shape, and density affect odontoma removal, planning, imaging, and sometimes symptoms. Not always dramatically, but enough that your dentist cares. You, on the other hand, only need to remember: one looks like tiny teeth, the other looks like a confused tooth asteroid.

Now, besides the types, are there any symptoms of odontomas?

Symptoms of Odontomas (Or the Lack of Them)

Here’s the odd thing. An odontoma dental problem rarely causes pain. So most people don’t know they have it until an X-ray catches it by accident during braces prep, wisdom tooth checks, routine exams, or after a dental injury. But when there are symptoms, they tend to look like this:

  • A permanent tooth taking its sweet time erupting.
  • A baby tooth that refuses to fall out.
  • Swelling or a small lump under the gums.
  • Mild discomfort when chewing (rare).
  • A feeling of fullness in the jaw.

Most of these occur because the odontoma blocks normal tooth eruption. It’s like a traffic jam in your mouth. One stubborn little structure holding up the entire dental lineup.

How Dentists Diagnose an Odontoma

Diagnosis is actually the easiest part.

X-rays

A regular dental X-ray usually reveals the mass. Sometimes, a compound odontoma looks so distinct (with its tooth-like bits) that dentists identify it instantly.

Cone Beam CT Scans

When more detail is needed, for example, to plan odontoma surgery, a CBCT scan gives a 3D map of the area. Helpful for avoiding nerves and roots.

Clinical Examination

This includes your symptoms, eruption patterns, and any visible swelling. However, it alone is not enough and might require a CBCT or X-ray for proper evaluation.

Now, the big question: Are Odontomas Dangerous?

Are Odontomas Dangerous?

No. They aren’t dangerous, per se. But they can cause problems indirectly if ignored. Even benign things can create a domino effect. An untreated dental odontoma can:

  • Stop permanent teeth from erupting
  • Push teeth out of alignment
  • Cause cysts (rare but possible)
  • Lead to infection if it disrupts the gum tissue
  • Create bite issues
  • Affects facial symmetry when growth patterns change

So while it’s not life-threatening, it is worth addressing. Especially early.

How Serious Is a Dental Tumor Like This?

You might hear the word “tumor” and instinctively panic. That’s fair. The word carries weight. But a dental tumor like an odontoma isn’t like other tumors people worry about. It doesn’t metastasize. It doesn’t threaten your life.

Think of it as an overenthusiastic tooth that doesn’t know when to stop forming. Complications if you ignore an odontoma:

  • Impaction
  • Root resorption
  • Misalignment
  • Jaw discomfort
  • Cosmetic issues
  • Cysts or abscesses (rare, but possible)

These aren’t minor. A delayed treatment today becomes a complicated treatment tomorrow. With that said, if someone has odontoma teeth, how can they treat it?

How to Treat Odontoma?

Let’s dive into the heart of this topic: Odontoma treatment. The way dentists deal with these growths depends on size, location, symptoms, and whether the growth is blocking a tooth.

The Primary Treatment: Surgical Removal

There is no medication for this. No waiting it out. No magical dissolving solution. The only real option is odontoma surgery, which sounds more dramatic than it is. In most cases, odontoma removal is:

  • Predictable
  • Straightforward
  • Low-risk
  • Done under local anesthesia or light sedation

A small incision is made in the gum. The odontoma is gently accessed, removed, and the area is cleaned. Simple as that.

What Happens after Removal?

A few possibilities:

  • The trapped tooth finally erupts normally. This is the dream scenario.
  • Orthodontic assistance may be needed. Braces or aligners help guide the tooth into place after the blockage is gone.
  • Monitoring. Follow-up X-rays ensure everything heals beautifully.
  • Very rare recurrence. Odontomas almost never come back, but dentists still keep an eye on things.

Is Odontoma Surgery Painful?

The surgery itself? Usually not, anesthesia handles that. Post-op discomfort varies. Some people feel mild soreness for a day or two. Others bounce back like they never had a tumor in their teeth. Painkillers, soft foods, and a mildly annoying healing process are normal. Nothing extreme.

Who Treats an Odontoma?

Depending on the case:

  • General dentists (for small, simple lesions)
  • Oral surgeons (for large, complex odontomas)
  • Orthodontists (when teeth are blocked)
  • Pediatric dentists (common in younger patients)

Sometimes, treatment is a tag-team effort.

Why Odontomas Mostly Show Up in Kids and Teens

Because odontomas often form during tooth development, they’re found in younger age groups. That doesn’t mean adults can’t get them; they absolutely can, but discovery is more frequent in children.

Many parents mistake delayed tooth eruption for genetics or “just a slow tooth.” Sometimes that’s true. But sometimes, there’s a tiny stowaway tooth structure blocking the path.

Recovery after Odontoma Removal

Recovery depends on the odontoma’s size. A tiny one? You might barely remember the surgery. A large complex odontoma? Expect a few days of swelling. General recovery tips:

  • Soft foods for 2–3 days.
  • Ice packs for the first 12 hours.
  • Avoid smoking (slows healing).
  • Gentle brushing around the site.
  • Attend all follow-ups.

The good news: most patients recover impressively fast.

Living with an Odontoma without Surgery

Not everyone gets immediate surgery. Sometimes appointments take time. Meanwhile, what should you do?

  • Avoid chewing hard foods on that side.
  • Keep your mouth exceptionally clean.
  • Don’t poke the area with your tongue (hard, I know).
  • Use warm saltwater rinses if there’s irritation.

And try not to stress, it’s manageable.

When to See a Dentist for an Odontoma?

If you suspect:

  • Delayed tooth eruption
  • Swelling
  • Unexplained dental bumps
  • Persistent baby teeth
  • Jaw discomfort

…ask for an X-ray. Simple, quick, revealing.

Can Odontomas Be Prevented?

Not really. There’s no proven way to prevent an odontoma dental issue from forming. But regular checkups ensure early detection, which is even better. Catch it early, remove it early, and move on with your life.

Finally, Odontomas Are Odd, but Manageable

There’s something strangely fascinating about these benign tumors. They’re made of tooth material but aren’t exactly teeth. They’re harmless but disruptive. They’re rare in conversation but common in dentistry.

What matters most is this: odontomas are treatable, predictable, and rarely cause long-term harm when addressed promptly. Your dentist knows what to do. The surgery is routine. The recovery is reasonable. And your mouth? It gets to return to its regularly scheduled programming.

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