• Traumatic pneumorrachis after isolated closed head injuries: An up-to-date review 

      Hadjigeorgiou G.F., Singh R., Stefanopoulos P., Petsanas A., Hadjigeorgiou F.G., Fountas K. (2016)
      Pneumorrachis (PR) is characterized by the presence of air within the spinal canal. It can be classified descriptively into internal or intradural and external or epidural. The causes of PR can be divided as iatrogenic, ...