Tooth Identification System
DAQT
D
Dentition
Dentition
Primary or Permanant or Mixed
A
Arch
Arch
Maxillary or Mandibular
Q
Quadrant
Quadrant
Left or Right
T
Tooth
Tooth
Incisor, Canine, Premolar, and Molar
Permanent Mandibular Right Second Molar is an example of what?
DAQT
Universal Numbering System (UNS)
#1-#32 for permanent dentition and A-T for primary dentition.
International Numbering System
Primarily used in other countries and identifies each tooth with two numbers. The first number indicates the dentition, the arch, and quadrant. The second number indicates the tooth.
Permanent dentition quadrants 1-4
1 - maxillary right quadrant2 - maxillary left quadrant3 - mandibular left quadrant 4 - mandibular right quadrant
Primary dentition 5-8
5 - maxillary right quadrant 6 - maxillary left quadrant 7 - mandibular left quadrant 8 - mandibular right quadrant
For INS for permanent, each quadrant has the teeth numbered 1-8 starting at the _____________?
Midline aka central incisors
Permanent maxillary right lateral incisor
12 for INS
For INS for primary, the teeth are number ______ starting at the midline?
1-5
Primary lateral right incisor
52 for INS
Palmer Tooth Notation System
Primarily used by orthodontists, oral surgeons, and older dentists. It uses bracket shapes to identify the quadrant. Numbered the same as in the INS except for primary teeth use letters A-E starting at the midline.
UR
Bracket facing bottom right corner
UL
Bracket facing bottom left corner
LL
Bracket facing upper left corner
LR
Bracket facing upper right corner
Maxillary
Upper arch
Mandibular
Lower arch