
Occlusal X-rays track the development and placement of an entire arch of teeth in either the upper or lower jaw.Įxtraoral X-rays are used to detect dental problems in the jaw and skull. Periapical X-rays detect any unusual changes in the root and surrounding bone structures. Each periapical X-ray shows all teeth in one portion of either the upper or lower jaw. Periapical X-rays show the whole tooth - from the crown, to beyond the root where the tooth attaches into the jaw. It can also see any wear or breakdown of dental fillings. Bitewing X-rays can also help determine the proper fit of a crown (a cap that completely encircles a tooth) or other restorations (such as bridges). Bitewing X-rays detect decay between teeth and changes in the thickness of bone caused by gum disease. Each bitewing shows a tooth from its crown (the exposed surface) to the level of the supporting bone. Bitewing X-rays show details of the upper and lower teeth in one area of the mouth. There are several types of intraoral X-rays. I ntraoral X-rays are the most common type of X-ray. There are two main types of dental X-rays: intraoral (the X-ray film is inside the mouth) and extraoral (the X-ray film is outside the mouth). What are the different types of dental X-rays? If teeth are impacted (unable to emerge through the gums). If there is enough space in the mouth to fit all incoming teeth. Abscesses (an infection at the root of a tooth or between the gum and a tooth). Condition and position of teeth to help prepare for tooth implants, braces, dentures or other dental procedures. Changes in the bone or root canal due to infection. Decay, especially small areas of decay between teeth. X-rays help your dentist diagnose problems in your teeth and jaws. What types of problems do X-rays help detect? Finding and treating problems early in their development may save you money, avoid discomfort (if these problems are treated at a later time) and possibly even save your life. X-rays can help find problems that cannot be seen with an oral exam.
X-rays pass through less dense objects, such as gums and cheeks, and appear as dark areas on X-ray film. This energy is absorbed by dense objects, such as teeth and bones, and show up in X-rays as light-colored areas. X-rays are a form of energy that can travel through or be absorbed by solid objects. They also help them find and treat dental problems early in their development. X-rays help them see the condition of your teeth, roots, jaw placement and facial bone composition. Wearing that heavy apron and holding a sometimes uncomfortable device between your teeth for even a few seconds isn't much fun.īut X-rays show dental providers a lot. In the list of your favorite things, getting an X-ray at the dentist's office may not rank high. What are dental X-rays and why are they needed?