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Permanent tooth reference

Tooth #23: Lower left lateral incisor

In FDI notation, tooth #23 is 32. It is a lateral incisor in the lower left part of the mouth.

Tooth #23 at a glance

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Location
lower left
Tooth type
lateral incisor
FDI notation
32
Adjacent teeth
#22 and #24
Opposing tooth
#10
Wisdom tooth
No

What does tooth #23 identify?

Tooth #23 identifies the lower left lateral incisor in the Universal numbering system used in the United States. It is a front tooth. Its matching FDI designation is 32.

A treatment plan or benefit statement may use the number alone. Confirm the number with the dental office if the document is unclear; a tooth number identifies location and does not explain a diagnosis or treatment by itself.