Numbering and Coding Systems of the Teeth (Nomenclature)

•Universal System.

•Palmer Notation System.

•The International numbering system (The Digit system)

• Universal System:

It uses the Arabic numbering system from 1 through 32 for Permanent Teeth.

The letters A through T are used for the Primary Teeth.

For the Mixed Dentition we use Arabic numbers and Letters.

For Permanent Teeth

For Primary Teeth

Palmer Notation System:

In this system each of the four quadrants is given its own symbol. A cross is drown, the horizontal line of which separates the maxillary teeth above from the mandibular teeth below. The vertical line represents the median line of the mouth separating the right from the left side.

• Palmer Notation System:

Maxillary Right Teeth Maxillary Right Teeth Maxillary Left TeethMaxillary Left Teeth

Mandibular Right TeethMandibular Right Teeth Mandibular Left TeethMandibular Left Teeth

For Permanent Teeth

Maxillary Right TeethMaxillary Right Teeth Maxillary Left Teeth

88 77 66 55 44 33 22 11 11 22 33 44 55 66 77 88

88 77 66 55 44 33 22 11 11 22 33 44 55 66 77 88

Mandibular Right TeethMandibular Right Teeth Mandibular Left Teeth

For primary Teeth

Maxillary Right Teeth Maxillary Left Teeth

E D C B A A B C D E

E D C B A A B C D E

Mandibular Right Teeth Mandibular Left Teeth

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