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. 2020 Dec 18;7:620647. doi: 10.3389/fvets.2020.620647

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Copyright © 2020 Teeling, Werling and Berner.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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(A) Volumetric rendering of each side of the lamb's nares. The right side is in red. The left side is in blue. Isoselesis view (top left). Dorsoventral view (top right). Rostrocaudal view (bottom left). Ventrodorsal view (bottom right). Outliers are marked by a white circle. (B) Axial slide 241 with the right (red) and left (blue) sides of the lamb's nares selected (left). Volumetric rendering of the right and left nares with the CT scan planes visible for anatomical reference (right). (C) Screen shot of the Seg 3D program with the anteroposterior view of the volumetric rendering in the center panel. The three tools used for the semi-automatic segmentation can be seen in the left panel. To the right of the central panel is the three imaging planes. The right-most panel shows the “Right Side” layer (red) and the “Left Side” layer (blue). These two layers show the surface area and volume of their individual volumetric renderings.