Fig. 3From: Dimensional changes of upper airway after slow vs rapid miniscrew-supported maxillary expansion in adolescents: a cone-beam computed tomography studyMeasurement of the transverse dimension of the nasal cavity. A, B, and C, Sagittal cuts used to locate the anterior, middle, and posterior nasal cavity sections, respectively; A′, B′, and C′, The anterior, middle, and posterior coronal sections, respectively, used to measure the transverse dimension of the nasal cavity in the middle of the lower third of each sectionBack to article page