Dentovio public answer
Which baby tooth is letter L?
In the Universal Numbering System, primary tooth L is the primary lower left first molar (primary mandibular left first molar). Its FDI (ISO 3950) designation is 74 and its Palmer designation is D in the lower left quadrant. It is a molar in the lower arch with typically 2 roots.
- Cluster
- Tooth numbering reference
- Last verified
- 2026-07-08
- Reviewer
- See source page
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Query patterns
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- FDI 74 to Universal tooth number
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- Which tooth is Palmer D Lower Left?
- Palmer D Lower Left to Universal
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