Dental Anomaly Affecting Only posterior Teeth

# Each of the following dental anomalies is likely to affect anterior teeth EXCEPT one. Which is the EXCEPTION?
A. Concrescence
B. False microdontia
C. False macrodontia
D. Gemination
E. Dens-in-dente

The correct answer is A. Concresence.

Concrescence characteristics:
Involves the union of two or more teeth
through CEMENTUM ONLY.

Most common in the permanent molars.

It is different from fusion, because it
occurs following eruption and never
involves enamel and dentin.

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