Fig. 3From: Optimal sites for orthodontic anchor screw placement using panoramic images: risk of maxillary sinus perforation and contact with adjacent tooth roots during screw placementMeasurements on CT images. Maxillary buccal alveolar bone thickness and distance between the roots of the maxillary second premolar and first molar at 5, 6.5, and 8 mm from the alveolar crest were measured on CT imagesBack to article page