Larrey, a French military surgeon during Napoleon’s campaigns, affirmed that trepanation was “without exception, the most difficult part of military surgery 1).
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, 2) to only several hours during the current French Advance Course for Deployment Surgery (ACDS) 3).
Teleassistance including transfer of images can be helpful to guide indication and surgical planning 4).