PMC4717551_01
Computed tomography of the neck
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Fig1
Computed tomography (CT) of the neck (Fig. 1) revealed that the soft tissue around the airway was asymmetrical below the hyoid bone, with thickening on the left side.
3D models of the inside and outside tracheal diameters
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PMC4717551_01_12871_2015_170_Fig2_HTML.jpg
Fig2
These images were directly loaded into the 3D printer (MakerBot Replicaor 2; MakerBot, Brooklyn, NY USA) to enable production of 3D polylactic acid models of the inside and outside tracheal diameters (Fig. 2).