Case 8. Metastasis to S1 root sheath.
D000230:Adenocarcinoma / Q000000981:diagnostic imaging / Q000556:secondary*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D009382:Neoplasms, Unknown Primary; D010524:Peripheral Nervous System Neoplasms / Q000000981:diagnostic imaging / Q000556:secondary*; D013126:Spinal Nerve Roots / Q000473:pathology*; D014057:Tomography, X-Ray Computed