Fig. 1. Demirjian’s classification which is used for assessing the third molar development. A. Mineralized cusp tips. B. Mineralized cusps united. C. The crown approximately half formed. D. Crown formation is complete to dento-enamel junction. E. Root formation has begun. F. Root length at least as great as crown length. G. Parallel root walls with open apices. H. Apices are completely closed. Adapted from the article of Melo et al.16 (Sci Rep 2022;12:2838) under the terms of the Creative Commons Attribution (CC BY 4.0) license.

J Korean Assoc Oral Maxillofac Surg 2023;49:184~191
https://doi.org/10.5125/jkaoms.2023.49.4.184

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