Laureys S: Death, unconsciousness and the brain. Nat Rev Neurosci. 2005, 6: 899-909. 10.1038/nrn1789. CrossRef PubMed 46. [springermedizin.de]

Etiology Trauma - most common cause, we can usually find many damage places all around the brain cortex Diffusion anoxia - unconscious people, who can inhaled their vomit Bleeding - aneurysms Ischemia Congenital abnormalities Future of Patients Nowadays [wikilectures.eu]