Figure 5: Three-dimensional reconstruction of the CT scan showing the trapped air in the head and neck region. From: Distinct subcutaneous emphysema following surgical wisdom tooth extraction in a patient suffering from ‘Gilles de la Tourette syndrome’ J Surg Case Rep. 2015;2015(6). doi:10.1093/jscr/rjv068 J Surg Case Rep | Published by Oxford University Press and JSCR Publishing Ltd. All rights reserved. © The Author 2015.This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited. For commercial re-use, please contact journals.permissions@oup.com 1