Cauda equina syndrome in a patient with human immunodeficiency virus and secondary central nervous system lymphoma: A case report

Secondary central nervous system lymphoma (SCNSL) is a known complication of immunocompro‑mised patients with most cases involving the brain parenchyma. Reports of cauda equina syndrome (CES) caused by SCNSL are exceedingly scarce as involvement of this anatomical region is extremely uncommon.