# Tooth #10 (FDI 22): upper left lateral incisor

> FDI tooth 22 is the upper left lateral incisor (quadrant 2): Universal #10, Palmer UL2. With neighbouring teeth and the full chart.

Source: https://hajto.de/en/tooth-chart/tooth-22  
Last updated: 2026-10-17T11:13:13Z  
German version: https://hajto.de/zahnschema/zahn-22.md

- **FDI (ISO 3950):** 22
- **Universal (ADA):** #10
- **Palmer:** └2 (UL2)
- **Name:** Upper left lateral incisor
- **Tooth type:** Lateral incisor
- **Group:** Anterior tooth
- **Quadrant:** Quadrant 2: upper left (maxillary left)
- **Dentition:** Permanent dentition

## Neighbouring teeth

- [Tooth 21](https://hajto.de/en/tooth-chart/tooth-21.md): upper left central incisor
- [Tooth 23](https://hajto.de/en/tooth-chart/tooth-23.md): upper left canine

## Opposing tooth (same position in the opposite jaw)

- [Tooth 32](https://hajto.de/en/tooth-chart/tooth-32.md): lower left lateral incisor

[Interactive tooth chart](https://hajto.de/en/tooth-chart) · Reference for dentists and dental students. Notation according to the FDI two-digit system (ISO 3950) and the ADA Universal Numbering System.