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Tooth Eruption

Primary Teeth
Primary teeth begin to erupt around 6 months of age (range 5-10 months).

Eruption is completed by 24 to 36 months.

Delays of more than 12 months merit further dental evaluation.

Eruption is usually symmetrical (lower teeth usually before upper) in the following pattern for the primary teeth: central incisors, lateral incisors, first molars, canines, second molars.

Exfoliation: Falling out of the teeth.
Exfoliation often follows a similar pattern.

 
 
The primary teeth begin to erupt around 6 months of age, with eruption completed by 24 to 36 months.
 
The timing of typical primary eruption can be easily recalled using the 7+4 rule.
 
Eruption is usually symmetrical, with the lower teeth erupting before the upper teeth.
 
The primary teeth typically erupt in the following pattern: central incisors, lateral incisors, first molars, canines, second molars.
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