TY - GEN AU - Hodges,S D AU - Humphreys,S C AU - Eck,J C AU - Covington,L A TI - Posterior extradural lumbar disk fragment SN - 1059-1052 PY - 2002///0821 KW - Aged KW - Diagnosis, Differential KW - Epidural Space KW - Female KW - Foreign-Body Migration KW - diagnosis KW - Humans KW - Intervertebral Disc Displacement KW - Lumbar Vertebrae KW - surgery KW - Magnetic Resonance Imaging KW - Orthopedic Procedures KW - methods KW - Radiculopathy KW - Spinal Stenosis KW - Treatment Outcome N1 - Publication Type: Case Reports; Journal Article ER -