Fig. 1From: Do the dimensions of the hard palate have a relationship with the volumes of the upper airways and maxillary sinuses? A CBCT studySagittal reconstructions of cone-beam computed tomography demonstrating patients’ classification according to skeletal malocclusion, based on Steiner’s cephalometric standards for the SNA, SNB, and ANB angles. SNB-SNA ANB. A Class I: 0 < ANB < 4, B Class II: ANB > 4, C Class III: ANB < 0Back to article page