====== Military neurosurgery ====== see [[Military neurosurgeon]]. Larrey, a French [[military]] surgeon during Napoleon’s campaigns, affirmed that trepanation was “without exception, the most difficult part of military surgery ((Roux FE, Reddy M. Neurosurgical work during the Napoleonic wars: Baron Larrey's experience. Clin Neurol Neurosurg. 2013;115:2438–2444.)). Time devoted to surgical predeployment training would never be sufficient, to face the large and miscellaneous aspects of war-related injuries. Concerning neurosurgery, it evolved from a 70-day training period during the First World War and a longer 4-month program during the Second World conflict, ((Dowdy J, Pait TG. The influence of war on the development of neurosurgery. J Neurosurg. 2014;120:237–243.)) to only several hours during the current French Advance Course for Deployment Surgery (ACDS) ((Bonnet S, Gonzalez F, Mathieu L, Boddaert G, Hornez E, Bertani A, Avaro JP, Durand X, Rongieras F, Balandraud P, et al. The French Advanced Course for deployment Surgery (ACDS) called cours avancé de chirurgie en mission extérieure (CACHIRMEX): history of its development and future prospects. J R Army Med Corps. 2016;162(5):343–347.)). Teleassistance including transfer of images can be helpful to guide indication and surgical planning ((Dulou R, Dagain A, Delmas JM, Lambert E, Blondet E, Goasguen O, Pouit B, Dutertre G, de Soultrait F, Pernot P. The French mobile neurosurgical unit. Neurosurg Focus. 2010;28(5):E13.)). ===== Military traumatic brain injury ===== [[Military traumatic brain injury]]