[An unusual sciatica].
D006801:Humans; D008161:Lumbosacral Region; D008499:Medical Records; D009369:Neoplasms; D012509:Sarcoma; D012585:Sciatica / Q000209:etiology*
LUMBOSACRAL REGION/neoplasms; SARCOMA/case reports; SCIATICA/etiology