Description

Preview the January 2022 AJO-DO Test HERE

Article 1

Accuracy and reliability of tooth widths and Bolton ratios measured by ClinCheck Pro, by Arun Shailendran et al

After completing this article, the participant will have:

• Knowledge concerning the accuracy of the ClinCheckPro to measure tooth widths and determine Bolton ratios.

Article 2

Clinical expression of programmed rotation and uprighting of bilateral winged maxillary central incisors with the Invisalign appliance: A retrospective study, by Amesha Maree et al

After completing this article, the participant will have:

• An appreciation for the potential equivalency of planned ClinCheck predictions with achieved clinical outcomes in correcting winged maxillary central incisors in Invisalign appliance therapy.

Article 3

Perceptions of orthodontists, laypersons, and patients regarding buccal corridors and facial types, by Yingyi Huang et al

After completing this article, the participant will have:

• Awareness of the size of the patient’s buccal corridors that may be noticeable to the nonprofessional observer.
  

Article 4

The effect of piezocision vs no piezocision on maxillary extraction space closure: A split-mouth, randomized controlled clinical trial, by Vanessa Margaret Hawkins et al

After completing this article, the participant will have:

• Familiarity with the effect of piezocision on maxillary extraction space closure.