Description

Preview the March 2021 AJO-DO Test HERE

Article 1

Keys to Class II correction: A comparison of 2 extraction protocols, by Sarah M. George et al

After completing this article, the participant will have:

• An understanding of the horizontal and vertical incisor and molar movements when comparing extraction of 4-4 or 4-5 approaches for the treatment of growing Class II Division 1 malocclusion patients.

Article 2

Changes in the craniofacial structures and esthetic perceptions of soft-tissue profile alterations after distalization and Herbst appliance treatment, by Ersat Cem Irezli et al

After completing this article, the participant will have:

• An appreciation for the craniofacial structural and soft-tissue profile perception changes that occur after the use of either Herbst appliance or maxillary molar distalization approaches.

Article 3

Reliability and accuracy of assessing temporary anchorage device-tooth root contact with cone-beam computed tomography, by Soorya Srinivasan et al

After completing this article, the participant will have:

• Awareness of the accuracy for assessing temporary anchorage device-tooth root contact when using cone-beam computed tomographic images.
  

Article 4

Familiarity with the oropharyngeal changes observed with the use of a hyrax expander or the Damon system, by Silvia Gianoni-Capenakas et al

After completing this article, the participant will have:

• Familiarity with the oropharyngeal changes observed with the use of a hyrax expander or the Damon system.