On Dec. 14 , 2012 , he was admitted to the hospital .
On Dec. 14 , 2012 , he was diagnosed with viral meningoencephalitis , a virus that infects and causes swelling in the brain .
On Dec. 14 , 2012 , he was admitted to the hospital and diagnosed with viral meningoencephalitis , a virus that infects and causes swelling in the brain .