How Much Radiation Dental X-Rays Actually Use
Digital dental X-rays use 80 percent less radiation than traditional film X-rays. A full mouth series delivers approximately 0.005 millisieverts of radiation. You receive 0.008 mSv of natural background radiation every day, and a coast-to-coast airplane flight exposes you to 0.04 mSv, eight times more than dental X-rays. The ADA and FDA jointly confirm dental radiography is safe for all ages when used appropriately.
When You Need Them and When You Do Not
X-rays detect cavities between teeth, bone loss from gum disease, infections at root tips, impacted teeth, tumors, cysts, and developmental abnormalities invisible to clinical examination. The ADA recommends bitewing X-rays every 6 to 12 months for cavity-prone patients and every 12 to 24 months for low-risk patients.
Frequently Asked Questions
How often do I need dental X-rays?
Most adults with healthy teeth need bitewings every 12 to 24 months. Higher cavity risk means more often, and your dentist should tailor the schedule rather than applying a default.
Are dental X-rays safe during pregnancy?
Yes, with a lead apron and thyroid collar. Dental X-rays are considered safe in pregnancy, though elective imaging is often postponed.
Can I refuse dental X-rays?
You can, but a dentist cannot detect decay between teeth, bone loss, or infection at the root without them, so diagnosis becomes guesswork.
Finding a Dentist in Huntington Beach
If this sounds like what you are dealing with, the next step is an exam. A dentist can tell in minutes what guesswork cannot, and catching a problem early almost always means a smaller, cheaper fix. Tell us what you need using the form below and we will connect you with a licensed dentist serving Huntington Beach and the surrounding Orange County communities. It is free to use and there is no obligation.
Not sure where to start? Read how to choose a dentist, compare prices in our cost guides, or check signs you need emergency care if the pain is severe.
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