What risk, if any, do you quote for erectile dysfunction in a young male being treated for a lumbosacral ependymoma?  

I have not been quoting a specific risk of ED in spinal ependymoma patients. ED is common with advancing age and is often multifactorial. In ependymoma, prior spine surgery, the disease itself, concurrent medication, concurrent health issues, and the psychological impact of a cancer diagnosis are, f...