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Universal 1FDI 18Palmer UR8

Upper right third molar (wisdom tooth)

The upper right third molar sits in the upper right (q1), in the maxillary (upper) arch. It is Universal number 1, FDI/ISO 18, and UR8 in Palmer notation.

Where it sits

1
2
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32
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18
17

At a glance

Universal number
1
FDI / ISO number
18
Palmer notation
UR8
Quadrant
Upper right (Q1)
Arch
Maxillary (upper)
Side
Right
Tooth type
Molar
Typical roots
3
Typical canals
MB, MB2, DB, P

Also known as

  • Maxillary right third molar
  • Wisdom tooth

Surfaces

  • Mesial
  • Distal
  • Buccal (facial)
  • Lingual
  • Occlusal

Common procedures

  • ✓Wisdom tooth extraction
  • ✓Surgical extraction
  • ✓Coronectomy
  • ✓Restoration (when kept)

Adjacent teeth

Next · Universal 2 · FDI 17Upper right second molar

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