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Universal 24FDI 31Palmer LL1

Lower left central incisor

The lower left central incisor sits in the lower left (q3), in the mandibular (lower) arch. It is Universal number 24, FDI/ISO 31, and LL1 in Palmer notation.

Where it sits

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17

At a glance

Universal number
24
FDI / ISO number
31
Palmer notation
LL1
Quadrant
Lower left (Q3)
Arch
Mandibular (lower)
Side
Left
Tooth type
Incisor
Typical roots
1
Typical canals
Single

Also known as

  • Mandibular left central incisor

Surfaces

  • Mesial
  • Distal
  • Labial (facial)
  • Lingual
  • Incisal

Common procedures

  • ✓Composite filling
  • ✓Veneer
  • ✓Crown
  • ✓Root canal treatment
  • ✓Extraction

Adjacent teeth

Previous · Universal 23 · FDI 32Lower left lateral incisorNext · Universal 25 · FDI 41Lower right central incisor

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