Kalff R
Fortschr Neurol Psychiatr. 1985 Mar;53(3):85-7. doi: 10.1055/s-2007-1001955.
It is reported on a case with tumor of the cauda equina with a high protein content in CSF combined with hydrocephalus aresorptivus. Besides papilledema there was a Parkinson syndrome which both disappeared after surgery.