Is 3D Oral Imaging Safe?

Unlike traditional two-dimensional X-rays, which provide flat images, CBCT uses a cone-shaped beam of radiation to capture hundreds of images from different angles. These images are then reconstructed into a 3D model using specialized software.

This allows dentists to view the teeth, bones, nerves, and soft tissues in incredible detail, making it easier to diagnose and treat conditions that might be missed with conventional X-rays.

One major concern with 3D oral imaging is the exposure to radiation. Yes, it’s true that CBCT scans involve more radiation than traditional dental X-rays. However, the dose is still significantly lower than that of medical CT scans, which are used for broader areas of the body.

To put it into perspective:

• A standard dental X-ray exposes a patient to about 0.005 millisieverts (mSv) of radiation.
• Depending on the size of the area being scanned, a CBCT scan typically produces values between 0.03 and 0.1 mSv.
• In comparison, a medial CT scan of the head can expose a patient to 2 mSv or more.

In short, we can say that the average person is exposed to about 3.1 mSv of background radiation annually from natural sources like the sun and soil.

So, while CBCT does involve more radiation than a traditional dental X-ray, the dose is still relatively low and considered safe for most patients.

3D oral imaging is safe when used wisely. Dentists recommend CBCT scans only when the benefits outweigh the risks.

Here are some common situations where 3D imaging is particularly helpful:

• Dental Implants — Precise implant placement needs detailed images of the jawbone and nerves.
• Orthodontics — Complex orthodontic cases, like impacted teeth, benefit from 3D views.
• Oral Surgery — Surgeons use CBCT to assess bone structure and plan procedures.
• TMJ Disorders — 3D imaging helps diagnose temporomandibular joint problems.
• Endodontics — Root canal treatment sometimes needs detailed root system views.

In these kinds of scenarios, the diagnostic advantages of 3D imaging justify the small amount of radiation.

CBCT scans aren’t routine- they’re reserved for specific cases where 3D imaging is actually necessary. Patients are made to wear lead aprons and thyroid collars to protect other parts of their bodies. Moreover, modern CBCT machines are designed to deliver minimal radiation while still capturing high-quality images.

While 3D oral imaging is safe for most people, certain groups should exercise caution:

• As a precaution, pregnant women are generally advised to avoid unnecessary radiation exposure, including CBCT scans, unless absolutely necessary.
• Because children are more sensitive to radiation, dentists carefully evaluate the need for 3D imaging in younger patients.

We can say that in the hands of skilled professionals, 3D oral imaging is not only safe but also a game-changer in modern dentistry. Before you undergo it, discuss your concerns with your dentist to make sure it’s necessary for your case.

At ACE Dental of Texas, our team will carefully determine if you’re a candidate for 3D imaging, ensuring you’re in good hands. Call (833) 777-7223 to schedule your appointment!