![]() ![]() It also identifies which type of tooth is under discussion. The numbering system has a second purpose, though. These are teeth 11-17, and 21-27 on the dental chart. The upper half of your mouth has lower numbers. For example, tooth 48 is a wisdom tooth, one that dentists oftentimes extract to improve the overall health of your mouth. 31), and the lower right teeth begin with the number “4” (i.e. 21), the lower left teeth begin with the number “3” (i.e. 11), the upper left teeth begin with the number “2” (i.e. So the upper right teeth begin with the number “1” (i.e. The first thing to realize is dentists use a two-digit numbering system. The ISO/FDI system used in Canada From American Tooth () – Justi Educational Department, Dental Numbering Systems Perm – Rev. In other countries, such as the US, dentists use another system known as the Universal System, or in the UK where dentists use the Palmer Notation Method. In Canada, we use the ISO/FDI system developed by the World Health Organization. If you listen to your dentist, you’ll learn a great deal about the current state of your dental hygiene. Numbering Your Teethĭentists have a chart that uses numbers to help them make notations of healthy and problem teeth. In extreme situations, someone with this level of buildup will need corrective surgery, although dentist will usually prefer to try lesser treatments first. Other potential causes are a cracked tooth or gum loss. The hope is that the cleaning will remove the buildup between the tooth and gum. Your dentist will almost certainly tell you to get a deep cleaning. They’ll probably do a check to see whether your gums bleed easily.Ī gum number of five millimeters or higher is a problem. It’s even possible that the dentist may warn you that you’re in the early signs of periodontal disease or possibly bone loss. Inflammation naturally occurs in such situations. Patients with this sort of gap between teeth and gums have likely gone a while between dental cleanings. It’s a sign that you brush and floss regularly, generally taking great care of your teeth.Ī larger number is worrisome. When your distance says that your gums are 1 to 3 millimeters in diameter, what they’re really saying is that you have healthy gums. A larger number indicates that you have gum issues such as plaque and tartar buildup. That means that you have a smaller gap between the tooth and gum, a sign of a healthy mouth. As a patient, you want to hear a smaller number. Each of your teeth will receive a number for its gum gap.ĭentists measure this distance in millimeters. One of the measurements they’ll use to gauge your gums is the gap between the pocket of your gum and the nearby tooth. They’ve developed shorthand terminology to define the health of your gums. Gum disease is one of the most frequent issues that dentists see. The dentist is reading your quadrants like a clock starting from the dentist’s top-left (quadrant 1) and going clockwise through quadrants 2, 3, and 4. It’s easiest to list the quadrants such that the section under quadrant two is quadrant three. From the dentist’s perspective, they look into your mouth up and down. The bottom left is quadrant three, and the bottom right is quadrant four. Whereas the upper part numbers the right side first, it’s the opposite for the bottom. So, the top right of your mouth’s interior is quadrant one (that’s your right side), while your top left is quadrant two. The upper portions of your mouth are the first two quadrants, while the lower portions are the third and fourth ones. It’s an expression about the parts of your mouth.ĭentists split the interior of your mouth into four sections or quadrants. When the dental staff use this term, they’re not talking about equations or formulas. When you’re sitting in the dentist’s chair, the last thing you expect is to hear the word quadrant. You want to understand what they’re saying about your teeth, right? Here’s a guide to understanding dental lingo, especially what the numbers discussed mean. When you sit in the chair at your dentist’s office, do you ever feel confused? Do you hear the dentist and staff talking, but don’t understand what they’re saying? Dental terminology is almost its own language, with lots of unique terms and numbers tossed around by the professionals. ![]()
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