Please enable javascript to view this page correctly. Perhaps restart your browser or check to see it is not being blocked for this site.


Benign retroperitoneal schwannoma Treatment Tracking Results


All information is based on patient-tracked and shared data. A benign (non-cancerous) retroperitoneal (behind lower abdominal cavity) schwannoma is also known as neurilemoma. It is a non-cancerous nerve sheath (nerve covering) tumor composed of Schwann cells. The tumor can compress nearby nerves and causes pain, weakness, and decreased sensation.