Permanent tooth reference
Tooth #12: Upper left first premolar
In FDI notation, tooth #12 is 24. It is a first premolar in the upper left part of the mouth.
Tooth #12 at a glance
- Location
- upper left
- Tooth type
- first premolar
- FDI notation
- 24
- Adjacent teeth
- #11 and #13
- Opposing tooth
- #21
- Wisdom tooth
- No
What does tooth #12 identify?
Tooth #12 identifies the upper left first premolar in the Universal numbering system used in the United States. It is a back tooth. Its matching FDI designation is 24.
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.