title: Neurogenic claudication due to narrowing of the lumbar canal by extradural metastatic tumor.
mesh_terms: D000230:Adenocarcinoma / Q000556:secondary; D000368:Aged; D002420:Cauda Equina; D006801:Humans; D008159:Lumbar Vertebrae; D008297:Male; D009408:Nerve Compression Syndromes / Q000175:diagnosis / Q000209:etiology*; D011471:Prostatic Neoplasms; D013125:Spinal Neoplasms / Q000150:complications* / Q000556:secondary