Almost all medical investigations and treatments are associated with some risks and dental X-rays are no exclusion. There are many benefits of dental X-rays such as they help to diagnose cavities, periodontal disease and infections when they are not evident on examination. If the disease in the tooth and beneath the gums cannot be diagnosed--
Therefore X-rays are considered by the dentists as one of the best diagnostic tools in dentistry for helping patients to preserve good oral health. But like any other X-ray dental X-rays are also associated with risk. However the risk is less as compared to the diagnostic benefit.
Dentists are aware of the risk associated with X-rays, and to prevent excessive exposure your doctor will take care not to recommend X-ray unless required. There is nothing like routine X-ray.
Several advances have been made to limit X-ray exposure. In addition it is important to realize that many critical organs such as the breast, gonads are not exposed to radiation during dental X-ray.
Some means to limit X-ray exposure and the associated risks include;