TIL around 1000 AD the Inca skull surgeons performed "trepanation" a procedure to relieve intracranial pressure on people with head trauma. By 1400 AD the fatality rate of the procedure was down to 10%

TIL around 1000 AD the Inca skull surgeons performed "trepanation" a procedure to relieve intracranial pressure on people with head trauma. By 1400 AD the fatality rate of the procedure was down to 10%
REDDIT TOP NEWS | JULY 21, 2013
http://pulse.me/s/onS3C


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