His health is 'very altered and deteriorated', a leading neurosurgeon has warned
The family have preferred to keep the tragedy to themselves and little is known about Schumacher’s condition
He was admitted to a Paris hospital for "secret treatment"
Schumacher turned 50 on Jan. 3 but has not been seen in public since a skiing accident in the French Alps
He has not been seen since he suffered head injuries in a ski accident in 2013
She opened up in a new documentary
Schumacher could receive state of the art treatment